225756032 has 16 divisors (see below), whose sum is σ = 449748600. Its totient is φ = 112877952.

The previous prime is 225756029. The next prime is 225756061. The reversal of 225756032 is 230657522.

It is a tau number, because it is divible by the number of its divisors (16).

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

It is a self number, because there is not a number n which added to its sum of digits gives 225756032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 881732 + ... + 881987.

Almost surely, 2^225756032 is an apocalyptic number.

It is an amenable number.

225756032 is a deficient number, since it is larger than the sum of its proper divisors (223992568).

225756032 is an equidigital number, since it uses as much as digits as its factorization.

225756032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763733 (or 1763721 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 225756032 is about 15025.1799323669. The cubic root of 225756032 is about 608.9006734202.

The spelling of 225756032 in words is "two hundred twenty-five million, seven hundred fifty-six thousand, thirty-two".