225408604 has 6 divisors (see below), whose sum is σ = 394465064. Its totient is φ = 112704300.

The previous prime is 225408583. The next prime is 225408607. The reversal of 225408604 is 406804522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225408607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28176072 + ... + 28176079.

Almost surely, 2^225408604 is an apocalyptic number.

It is an amenable number.

225408604 is a deficient number, since it is larger than the sum of its proper divisors (169056460).

225408604 is a wasteful number, since it uses less digits than its factorization.

225408604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56352155 (or 56352153 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 225408604 is about 15013.6139553407. The cubic root of 225408604 is about 608.5881564734.

The spelling of 225408604 in words is "two hundred twenty-five million, four hundred eight thousand, six hundred four".