number vs come

number and come both are nouns.

Word	Noun	Adjective	Verb	Adverb
number	Yes	No	Yes	No
come	Yes	No	Yes	No

As verbs, number and come are synonyms defined as:

Other synonyms of number include add up, amount, total.

number (noun)	come (noun)
an item of clothing	the thick white fluid containing spermatozoa that is ejaculated by the male genital tract
the property possessed by a sum or total or indefinite quantity of units or individuals
a clothing measurement
one of a series published periodically
a symbol used to represent a number
a numeral or string of numerals that is used for identification and may be attached to accounts, memberships, etc.
the number is used in calling a particular telephone
a short performance that is part of a longer program
the grammatical category for the forms of nouns and pronouns and verbs that are used depending on the number of entities involved (singular or dual or plural)
a numbered item in a series
a select company of people
a concept of quantity involving zero and units

number (verb)	come (verb)
place a limit on the number of	come to pass; arrive, as in due course
determine the number or amount of	be found or available
enumerate	reach or enter a state, relation, condition, use, or position
give numbers to	happen as a result
add up in number or quantity	have a certain priority
put into a group	come to one's mind; suggest itself
	move toward, travel toward something or somebody or approach something or somebody
	be received
	cover a certain distance
	reach a destination; arrive by movement or progress
	experience orgasm
	come under, be classified or included
	proceed or get along
	extend or reach
	to be the product or result
	exist or occur in a certain point in a series
	be a native of
	to measure up to in kind or quality
	add up in number or quantity
	come forth
	come from; be connected by a relationship of blood, for example