231043996 has 12 divisors (see below), whose sum is σ = 405134352. Its totient is φ = 115291328.

The previous prime is 231043987. The next prime is 231044003. The reversal of 231043996 is 699340132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55405 + ... + 59428.

It is an arithmetic number, because the mean of its divisors is an integer number (33761196).

Almost surely, 2^231043996 is an apocalyptic number.

It is an amenable number.

231043996 is a deficient number, since it is larger than the sum of its proper divisors (174090356).

231043996 is a wasteful number, since it uses less digits than its factorization.

231043996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115340 (or 115338 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 231043996 is about 15200.1314468001. The cubic root of 231043996 is about 613.6181953642.

The spelling of 231043996 in words is "two hundred thirty-one million, forty-three thousand, nine hundred ninety-six".