231364624 has 20 divisors (see below), whose sum is σ = 449931520. Its totient is φ = 115253280.

The previous prime is 231364607. The next prime is 231364631. The reversal of 231364624 is 426463132.

It is a super-2 number, since 2×231364624² = 107059178477322752, which contains 22 as substring.

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, 22344 + ... + 31015.

It is an arithmetic number, because the mean of its divisors is an integer number (22496576).

Almost surely, 2^231364624 is an apocalyptic number.

It is an amenable number.

231364624 is a deficient number, since it is larger than the sum of its proper divisors (218566896).

231364624 is a wasteful number, since it uses less digits than its factorization.

231364624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53638 (or 53632 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 231364624 is about 15210.6746727422. The cubic root of 231364624 is about 613.9019107879.

The spelling of 231364624 in words is "two hundred thirty-one million, three hundred sixty-four thousand, six hundred twenty-four".