Hecho general: 50289 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 50289 is an uninteresting number.
Trivia: 50289 is a boring number.
Fecha histórica: September 7th is the day in 1822 that Dom Pedro I declares Brazil independent from Portugal on the shores of the Ipiranga Brook in São Paulo.