231607232 has 28 divisors (see below), whose sum is σ = 460964280. Its totient is φ = 115458816.

The previous prime is 231607213. The next prime is 231607261. The reversal of 231607232 is 232706132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16994 + ... + 27422.

It is an arithmetic number, because the mean of its divisors is an integer number (16463010).

Almost surely, 2^231607232 is an apocalyptic number.

It is an amenable number.

231607232 is a deficient number, since it is larger than the sum of its proper divisors (229357048).

231607232 is a wasteful number, since it uses less digits than its factorization.

231607232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10788 (or 10778 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 231607232 is about 15218.6475088951. The cubic root of 231607232 is about 614.1164141752.

The spelling of 231607232 in words is "two hundred thirty-one million, six hundred seven thousand, two hundred thirty-two".