Fatto matematico: 36631 is an unremarkable number.
Trivia: 36631 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: April 16th is the day in 1941 that Bob Feller of the Cleveland Indians throws the only Opening Day no-hitter in the history of Major League Baseball, beating the Chicago White Sox 1-0.