313225604 has 24 divisors (see below), whose sum is σ = 554415288. Its totient is φ = 154828800.

The previous prime is 313225597. The next prime is 313225637. The reversal of 313225604 is 406522313.

It can be written as a sum of positive squares in 4 ways, for example, as 643204 + 312582400 = 802^2 + 17680^2 .

It is a super-2 number, since 2×313225604² = 196220558002329632, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260204 + ... + 261404.

It is an arithmetic number, because the mean of its divisors is an integer number (23100637).

Almost surely, 2^313225604 is an apocalyptic number.

It is an amenable number.

313225604 is a deficient number, since it is larger than the sum of its proper divisors (241189684).

313225604 is a wasteful number, since it uses less digits than its factorization.

313225604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895 (or 1893 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 313225604 is about 17698.1808104675. The cubic root of 313225604 is about 679.1292227683.

Adding to 313225604 its reverse (406522313), we get a palindrome (719747917).

The spelling of 313225604 in words is "three hundred thirteen million, two hundred twenty-five thousand, six hundred four".