General fact: 89524 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 89524 is a boring number.
Trivia: 89524 is an unremarkable number.
Historical date: February 8th is the day in 1989 that an Independent Air Boeing 707 crashes into Pico Alto mountain in the island of Santa Maria in the Azores, killing 144.