Hecho general: 74039 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 74039 is an unremarkable number.
Trivia: 74039 is an uninteresting number.
Fecha histórica: September 17th is the day in 1948 that the Nizam of Hyderabad surrenders his sovereignty over the Hyderabad State and joins the Indian Union.