394593968 has 10 divisors (see below), whose sum is σ = 764525844. Its totient is φ = 197296976.

The previous prime is 394593961. The next prime is 394593989. The reversal of 394593968 is 869395493.

It is not an unprimeable number, because it can be changed into a prime (394593961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12331046 + ... + 12331077.

Almost surely, 2^394593968 is an apocalyptic number.

It is an amenable number.

394593968 is a deficient number, since it is larger than the sum of its proper divisors (369931876).

394593968 is a wasteful number, since it uses less digits than its factorization.

394593968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24662131 (or 24662125 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 56.

The square root of 394593968 is about 19864.3894444305. The cubic root of 394593968 is about 733.4719007207.

The spelling of 394593968 in words is "three hundred ninety-four million, five hundred ninety-three thousand, nine hundred sixty-eight".