393974314 has 24 divisors (see below), whose sum is σ = 625831200. Its totient is φ = 185659320.

The previous prime is 393974297. The next prime is 393974353. The reversal of 393974314 is 413479393.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231037 + ... + 232735.

It is an arithmetic number, because the mean of its divisors is an integer number (26076300).

Almost surely, 2^393974314 is an apocalyptic number.

393974314 is a deficient number, since it is larger than the sum of its proper divisors (231856886).

393974314 is a wasteful number, since it uses less digits than its factorization.

393974314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866 (or 1795 counting only the distinct ones).

The product of its digits is 244944, while the sum is 43.

The square root of 393974314 is about 19848.7862097409. The cubic root of 393974314 is about 733.0877616220.

The spelling of 393974314 in words is "three hundred ninety-three million, nine hundred seventy-four thousand, three hundred fourteen".