225465724 has 24 divisors (see below), whose sum is σ = 440936496. Its totient is φ = 99984000.

The previous prime is 225465719. The next prime is 225465743. The reversal of 225465724 is 427564522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60687 + ... + 64294.

It is an arithmetic number, because the mean of its divisors is an integer number (18372354).

Almost surely, 2^225465724 is an apocalyptic number.

It is an amenable number.

225465724 is a deficient number, since it is larger than the sum of its proper divisors (215470772).

225465724 is a wasteful number, since it uses less digits than its factorization.

225465724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125037 (or 125035 counting only the distinct ones).

The product of its digits is 134400, while the sum is 37.

The square root of 225465724 is about 15015.5161083461. The cubic root of 225465724 is about 608.6395588585.

The spelling of 225465724 in words is "two hundred twenty-five million, four hundred sixty-five thousand, seven hundred twenty-four".