225770432 has 14 divisors (see below), whose sum is σ = 448013328. Its totient is φ = 112885184.

The previous prime is 225770429. The next prime is 225770443. The reversal of 225770432 is 234077522.

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

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, 1763768 + ... + 1763895.

It is an arithmetic number, because the mean of its divisors is an integer number (32000952).

Almost surely, 2^225770432 is an apocalyptic number.

It is an amenable number.

225770432 is a deficient number, since it is larger than the sum of its proper divisors (222242896).

225770432 is an equidigital number, since it uses as much as digits as its factorization.

225770432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3527675 (or 3527665 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 225770432 is about 15025.6591203181. The cubic root of 225770432 is about 608.9136195243.

The spelling of 225770432 in words is "two hundred twenty-five million, seven hundred seventy thousand, four hundred thirty-two".