Hecho general: 587 is the outgoing port for email message submission.
Hecho matemático: 587 is the smallest number whose digit sum is larger than that of its cube.
Trivia: 587 is the outgoing port for email message submission.
Fecha histórica: August 9th is the day in 1902 that Edward VII and Alexandra of Denmark are crowned King and Queen of the United Kingdom of Great Britain and Ireland.