Fatto generale: 63667 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 63667 is a boring number.
Trivia: 63667 is an uninteresting number.
Data storica: April 24th is the day in 1704 that the first regular newspaper in the United States, the News-Letter, is published in Boston, Massachusetts.