meg vs 1000000

meg and 1000000 both are nouns.

Word	Noun	Adjective	Verb	Adverb
meg	Yes	No	No	No
1000000	Yes	No	No	No

As nouns, meg and 1000000 are synonyms defined as:

meg and 1000000: the number that is represented as a one followed by 6 zeros

Other synonyms of meg include million, one thousand thousand.

meg (noun)	1000000 (noun)
the number that is represented as a one followed by 6 zeros	the number that is represented as a one followed by 6 zeros