313938452 has 12 divisors (see below), whose sum is σ = 558399156. Its totient is φ = 154395840.

The previous prime is 313938419. The next prime is 313938461. The reversal of 313938452 is 254839313.

It can be written as a sum of positive squares in 2 ways, for example, as 12082576 + 301855876 = 3476^2 + 17374^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 643073 + ... + 643560.

It is an arithmetic number, because the mean of its divisors is an integer number (46533263).

Almost surely, 2^313938452 is an apocalyptic number.

It is an amenable number.

313938452 is a deficient number, since it is larger than the sum of its proper divisors (244460704).

313938452 is a wasteful number, since it uses less digits than its factorization.

313938452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286698 (or 1286696 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 313938452 is about 17718.3083842674. The cubic root of 313938452 is about 679.6440264865.

The spelling of 313938452 in words is "three hundred thirteen million, nine hundred thirty-eight thousand, four hundred fifty-two".