313023320 has 32 divisors (see below), whose sum is σ = 716245200. Its totient is φ = 123086208.

The previous prime is 313023313. The next prime is 313023371. The reversal of 313023320 is 23320313.

It is a congruent number.

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, 63959 + ... + 68678.

Almost surely, 2^313023320 is an apocalyptic number.

It is an amenable number.

313023320 is an abundant number, since it is smaller than the sum of its proper divisors (403221880).

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

313023320 is a wasteful number, since it uses less digits than its factorization.

313023320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132707 (or 132703 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 313023320 is about 17692.4650628453. The cubic root of 313023320 is about 678.9829953019.

Adding to 313023320 its reverse (23320313), we get a palindrome (336343633).

The spelling of 313023320 in words is "three hundred thirteen million, twenty-three thousand, three hundred twenty".