225648604 has 12 divisors (see below), whose sum is σ = 395368344. Its totient is φ = 112686224.

The previous prime is 225648601. The next prime is 225648611. The reversal of 225648604 is 406846522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225648601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30799 + ... + 37414.

It is an arithmetic number, because the mean of its divisors is an integer number (32947362).

Almost surely, 2^225648604 is an apocalyptic number.

It is an amenable number.

225648604 is a deficient number, since it is larger than the sum of its proper divisors (169719740).

225648604 is a wasteful number, since it uses less digits than its factorization.

225648604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69044 (or 69042 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 225648604 is about 15021.6045747450. The cubic root of 225648604 is about 608.8040745098.

The spelling of 225648604 in words is "two hundred twenty-five million, six hundred forty-eight thousand, six hundred four".