314393864 has 8 divisors (see below), whose sum is σ = 589488510. Its totient is φ = 157196928.

The previous prime is 314393861. The next prime is 314393879. The reversal of 314393864 is 468393413.

It can be written as a sum of positive squares in only one way, i.e., 221116900 + 93276964 = 14870^2 + 9658^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (314393861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19649609 + ... + 19649624.

Almost surely, 2^314393864 is an apocalyptic number.

It is an amenable number.

314393864 is a deficient number, since it is larger than the sum of its proper divisors (275094646).

314393864 is a wasteful number, since it uses less digits than its factorization.

314393864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39299239 (or 39299235 counting only the distinct ones).

The product of its digits is 186624, while the sum is 41.

The square root of 314393864 is about 17731.1551795138. The cubic root of 314393864 is about 679.9725075390.

The spelling of 314393864 in words is "three hundred fourteen million, three hundred ninety-three thousand, eight hundred sixty-four".