231738608 has 20 divisors (see below), whose sum is σ = 450073128. Its totient is φ = 115590720.

The previous prime is 231738589. The next prime is 231738629. The reversal of 231738608 is 806837132.

It is a happy number.

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, 10466 + ... + 23937.

Almost surely, 2^231738608 is an apocalyptic number.

It is an amenable number.

231738608 is a deficient number, since it is larger than the sum of its proper divisors (218334520).

231738608 is a wasteful number, since it uses less digits than its factorization.

231738608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34832 (or 34826 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 231738608 is about 15222.9631806689. The cubic root of 231738608 is about 614.2325085752.

The spelling of 231738608 in words is "two hundred thirty-one million, seven hundred thirty-eight thousand, six hundred eight".