General fact: 36630 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 36630 is an unremarkable number.
Trivia: 36630 is an unremarkable number.
Historical date: April 15th is the day in 1989 that Upon Hu Yaobang's death, the Tiananmen Square protests of 1989 begin in the People's Republic of China.