General fact: 89739 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 89739 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 89739 is an uninteresting number.
Historical date: September 11th is the day in 1226 that the Roman Catholic practice of public adoration of the Blessed Sacrament outside of Mass spreads from monasteries to parishes.