Fatto matematico: 99237 is an uninteresting number.
Trivia: 99237 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: September 13th is the day in 533 that General Belisarius of the Byzantine Empire defeats Gelimer and the Vandals at the Battle of Ad Decimium, near Carthage, North Africa.