313889264 has 40 divisors (see below), whose sum is σ = 656228832. Its totient is φ = 144587520.

The previous prime is 313889249. The next prime is 313889281. The reversal of 313889264 is 462988313.

It is a congruent number.

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, 134669 + ... + 136979.

Almost surely, 2^313889264 is an apocalyptic number.

It is an amenable number.

313889264 is an abundant number, since it is smaller than the sum of its proper divisors (342339568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313889264 is a wasteful number, since it uses less digits than its factorization.

313889264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985 (or 2979 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 313889264 is about 17716.9202741334. The cubic root of 313889264 is about 679.6085290015.

The spelling of 313889264 in words is "three hundred thirteen million, eight hundred eighty-nine thousand, two hundred sixty-four".