225549604 has 48 divisors (see below), whose sum is σ = 460615680. Its totient is φ = 94644000.

The previous prime is 225549593. The next prime is 225549613. The reversal of 225549604 is 406945522.

225549604 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 15 ways as a sum of consecutive naturals, for example, 470637 + ... + 471115.

It is an arithmetic number, because the mean of its divisors is an integer number (9596160).

Almost surely, 2^225549604 is an apocalyptic number.

It is an amenable number.

225549604 is an abundant number, since it is smaller than the sum of its proper divisors (235066076).

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

225549604 is a wasteful number, since it uses less digits than its factorization.

225549604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808 (or 806 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 225549604 is about 15018.3089594002. The cubic root of 225549604 is about 608.7150268802.

The spelling of 225549604 in words is "two hundred twenty-five million, five hundred forty-nine thousand, six hundred four".