313405264 has 10 divisors (see below), whose sum is σ = 607222730. Its totient is φ = 156702624.

The previous prime is 313405231. The next prime is 313405277. The reversal of 313405264 is 462504313.

It can be written as a sum of positive squares in only one way, i.e., 299566864 + 13838400 = 17308^2 + 3720^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9793899 + ... + 9793930.

It is an arithmetic number, because the mean of its divisors is an integer number (60722273).

Almost surely, 2^313405264 is an apocalyptic number.

It is an amenable number.

313405264 is a deficient number, since it is larger than the sum of its proper divisors (293817466).

313405264 is a wasteful number, since it uses less digits than its factorization.

313405264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19587837 (or 19587831 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 313405264 is about 17703.2557457661. The cubic root of 313405264 is about 679.2590429725.

Adding to 313405264 its reverse (462504313), we get a palindrome (775909577).

The spelling of 313405264 in words is "three hundred thirteen million, four hundred five thousand, two hundred sixty-four".