Fatto generale: 9689 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 9689 is the exponent of a Mersenne prime.
Trivia: 9689 is a boring number.
Data storica: July 11th is the day in 1893 that a revolution led by the liberal general and politician, José Santos Zelaya, takes over state power in Nicaragua.