431055232 has 32 divisors (see below), whose sum is σ = 860355720. Its totient is φ = 215122944.

The previous prime is 431055203. The next prime is 431055269. The reversal of 431055232 is 232550134.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×431055232² = 371617226069147648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431055197 and 431055206.

It is a congruent number.

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, 72268 + ... + 78004.

Almost surely, 2^431055232 is an apocalyptic number.

It is an amenable number.

431055232 is a deficient number, since it is larger than the sum of its proper divisors (429300488).

431055232 is an equidigital number, since it uses as much as digits as its factorization.

431055232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6338 (or 6326 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 431055232 is about 20761.8696653264. The cubic root of 431055232 is about 755.4011475830.

The spelling of 431055232 in words is "four hundred thirty-one million, fifty-five thousand, two hundred thirty-two".