225795172 has 6 divisors (see below), whose sum is σ = 395141558. Its totient is φ = 112897584.

The previous prime is 225795169. The next prime is 225795181. The reversal of 225795172 is 271597522.

It can be written as a sum of positive squares in only one way, i.e., 150209536 + 75585636 = 12256^2 + 8694^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28224393 + ... + 28224400.

Almost surely, 2^225795172 is an apocalyptic number.

It is an amenable number.

225795172 is a deficient number, since it is larger than the sum of its proper divisors (169346386).

225795172 is a wasteful number, since it uses less digits than its factorization.

225795172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56448797 (or 56448795 counting only the distinct ones).

The product of its digits is 88200, while the sum is 40.

The square root of 225795172 is about 15026.4823561604. The cubic root of 225795172 is about 608.9358603651.

The spelling of 225795172 in words is "two hundred twenty-five million, seven hundred ninety-five thousand, one hundred seventy-two".