225297576 has 48 divisors (see below), whose sum is σ = 697351200. Its totient is φ = 64370592.

The previous prime is 225297563. The next prime is 225297613. The reversal of 225297576 is 675792522.

225297576 is a `hidden beast` number, since 22 + 52 + 9 + 7 + 576 = 666.

225297576 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223006 + ... + 224013.

It is an arithmetic number, because the mean of its divisors is an integer number (14528150).

Almost surely, 2^225297576 is an apocalyptic number.

It is an amenable number.

225297576 is an abundant number, since it is smaller than the sum of its proper divisors (472053624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225297576 is a wasteful number, since it uses less digits than its factorization.

225297576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447038 (or 447031 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 225297576 is about 15009.9159224827. The cubic root of 225297576 is about 608.4882173379.

The spelling of 225297576 in words is "two hundred twenty-five million, two hundred ninety-seven thousand, five hundred seventy-six".