Hecho matemático: 84331 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 84331 is an unremarkable number.
Fecha histórica: November 21st is the day in 1386 that Timur of Samarkand captures and sacks the Georgian capital of Tbilisi, taking King Bagrat V of Georgia captive.