Hecho general: 25492 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 25492 is a boring number.
Trivia: 25492 is an unremarkable number.
Fecha histórica: October 16th is the day in 1978 that Wanda Rutkiewicz is the first Pole and the first European woman to reach the summit of Mount Everest.