Hecho general: 90054 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 90054 is an uninteresting number.
Trivia: 90054 is an uninteresting number.
Fecha histórica: July 23rd is the day in 1974 that the Greek military junta collapses, and former Prime Minister Constantine Karamanlis is invited to lead the new government.