Fatto generale: 4325 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 4325 is a member of the Fibonacci-type sequence starting with 4 and 9.
Trivia: 4325 is an uninteresting number.
Data storica: November 3rd is the day in 1838 that the Times of India, the world's largest circulated English language daily broadsheet newspaper is founded as The Bombay Times and Journal of Commerce.