225575564 has 12 divisors (see below), whose sum is σ = 394896264. Its totient is φ = 112748064.

The previous prime is 225575557. The next prime is 225575587. The reversal of 225575564 is 465575522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5519 + ... + 21945.

It is an arithmetic number, because the mean of its divisors is an integer number (32908022).

Almost surely, 2^225575564 is an apocalyptic number.

It is an amenable number.

225575564 is a deficient number, since it is larger than the sum of its proper divisors (169320700).

225575564 is a wasteful number, since it uses less digits than its factorization.

225575564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19864 (or 19862 counting only the distinct ones).

The product of its digits is 420000, while the sum is 41.

The square root of 225575564 is about 15019.1732129302. The cubic root of 225575564 is about 608.7383796676.

The spelling of 225575564 in words is "two hundred twenty-five million, five hundred seventy-five thousand, five hundred sixty-four".