225656032 has 48 divisors (see below), whose sum is σ = 508751712. Its totient is φ = 96514560.

The previous prime is 225655987. The next prime is 225656063. The reversal of 225656032 is 230656522.

It is a junction number, because it is equal to n+sod(n) for n = 225655985 and 225656003.

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, 190482 + ... + 191662.

It is an arithmetic number, because the mean of its divisors is an integer number (10598994).

Almost surely, 2^225656032 is an apocalyptic number.

It is an amenable number.

225656032 is an abundant number, since it is smaller than the sum of its proper divisors (283095680).

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

225656032 is a wasteful number, since it uses less digits than its factorization.

225656032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051 (or 2043 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 225656032 is about 15021.8518166037. The cubic root of 225656032 is about 608.8107547300.

The spelling of 225656032 in words is "two hundred twenty-five million, six hundred fifty-six thousand, thirty-two".