General fact: 27902 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 27902 is a boring number.
Trivia: 27902 is an uninteresting number.
Historical date: May 22nd is the day in 1972 that Ceylon adopts a new constitution, thus becoming a Republic, changes its name to Sri Lanka, and joins the Commonwealth of Nations.