225712832 has 28 divisors (see below), whose sum is σ = 448376040. Its totient is φ = 112736256.

The previous prime is 225712813. The next prime is 225712853. The reversal of 225712832 is 238217522.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118544 + ... + 120432.

It is an arithmetic number, because the mean of its divisors is an integer number (16013430).

Almost surely, 2^225712832 is an apocalyptic number.

It is an amenable number.

225712832 is a deficient number, since it is larger than the sum of its proper divisors (222663208).

225712832 is a wasteful number, since it uses less digits than its factorization.

225712832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3768 (or 3758 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 225712832 is about 15023.7422768097. The cubic root of 225712832 is about 608.8618318044.

The spelling of 225712832 in words is "two hundred twenty-five million, seven hundred twelve thousand, eight hundred thirty-two".