231296938 has 16 divisors (see below), whose sum is σ = 352477440. Its totient is φ = 113816736.

The previous prime is 231296893. The next prime is 231296941. The reversal of 231296938 is 839692132.

It is a junction number, because it is equal to n+sod(n) for n = 231296894 and 231296903.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36781 + ... + 42607.

It is an arithmetic number, because the mean of its divisors is an integer number (22029840).

Almost surely, 2^231296938 is an apocalyptic number.

231296938 is a deficient number, since it is larger than the sum of its proper divisors (121180502).

231296938 is a wasteful number, since it uses less digits than its factorization.

231296938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6141.

The product of its digits is 139968, while the sum is 43.

The square root of 231296938 is about 15208.4495593732. The cubic root of 231296938 is about 613.8420390340.

The spelling of 231296938 in words is "two hundred thirty-one million, two hundred ninety-six thousand, nine hundred thirty-eight".