General fact: 52377 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 52377 is a boring number.
Trivia: 52377 is an uninteresting number.
Historical date: May 27th is the day in 1967 that the U.S. Navy aircraft carrier USS John F. Kennedy is launched by Jacqueline Kennedy and her daughter Caroline.