225925928 has 16 divisors (see below), whose sum is σ = 424402260. Its totient is φ = 112752000.

The previous prime is 225925891. The next prime is 225925933. The reversal of 225925928 is 829529522.

It can be written as a sum of positive squares in 2 ways, for example, as 221354884 + 4571044 = 14878^2 + 2138^2 .

It is a super-2 number, since 2×225925928² = 102085049885322368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21773 + ... + 30428.

Almost surely, 2^225925928 is an apocalyptic number.

It is an amenable number.

225925928 is a deficient number, since it is larger than the sum of its proper divisors (198476332).

225925928 is a wasteful number, since it uses less digits than its factorization.

225925928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52748 (or 52744 counting only the distinct ones).

The product of its digits is 259200, while the sum is 44.

The square root of 225925928 is about 15030.8325784036. The cubic root of 225925928 is about 609.0533808183.

The spelling of 225925928 in words is "two hundred twenty-five million, nine hundred twenty-five thousand, nine hundred twenty-eight".