Fatto generale: 91702 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 91702 is an uninteresting number.
Trivia: 91702 is an unremarkable number.
Data storica: January 26th is the day in 1564 that the Grand Duchy of Lithuania defeats the Tsardom of Russia in the Battle of Ula during the Livonian War.