394977196 has 24 divisors (see below), whose sum is σ = 709034480. Its totient is φ = 192456000.

The previous prime is 394977181. The next prime is 394977203. The reversal of 394977196 is 691779493.

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, 19171 + ... + 34021.

Almost surely, 2^394977196 is an apocalyptic number.

It is an amenable number.

394977196 is a deficient number, since it is larger than the sum of its proper divisors (314057284).

394977196 is a wasteful number, since it uses less digits than its factorization.

394977196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15025 (or 15023 counting only the distinct ones).

The product of its digits is 2571912, while the sum is 55.

The square root of 394977196 is about 19874.0332091903. The cubic root of 394977196 is about 733.7092721663.

The spelling of 394977196 in words is "three hundred ninety-four million, nine hundred seventy-seven thousand, one hundred ninety-six".