cardinal vs thirty-seven

cardinal is a noun but thirty-seven is not a noun.

Word	Noun	Adjective	Verb	Adverb
cardinal	Yes	Yes	No	No
thirty-seven	No	Yes	No	No

cardinal (noun)	thirty-seven (noun)
crested thick-billed North American finch having bright red plumage in the male
a variable color averaging a vivid red
(Roman Catholic Church) one of a group of more than 100 prominent bishops in the Sacred College who advise the Pope and elect new Popes
the number of elements in a mathematical set; denotes a quantity but not the order

cardinal (adjective)	thirty-seven (adjective)
being or denoting a numerical quantity but not order	being seven more than thirty
serving as an essential component