225492656 has 20 divisors (see below), whose sum is σ = 440978472. Its totient is φ = 111691776.

The previous prime is 225492649. The next prime is 225492677. The reversal of 225492656 is 656294522.

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, 64145 + ... + 67568.

Almost surely, 2^225492656 is an apocalyptic number.

It is an amenable number.

225492656 is a deficient number, since it is larger than the sum of its proper divisors (215485816).

225492656 is a wasteful number, since it uses less digits than its factorization.

225492656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131828 (or 131822 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The square root of 225492656 is about 15016.4128872378. The cubic root of 225492656 is about 608.6637919994.

The spelling of 225492656 in words is "two hundred twenty-five million, four hundred ninety-two thousand, six hundred fifty-six".