320313104 has 20 divisors (see below), whose sum is σ = 621253020. Its totient is φ = 159989760.

The previous prime is 320313073. The next prime is 320313113. The reversal of 320313104 is 401313023.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35378704 + 284934400 = 5948^2 + 16880^2 .

It is a super-2 number, since 2×320313104² = 205200969188229632, 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 3 ways as a sum of consecutive naturals, for example, 6224 + ... + 26064.

It is an arithmetic number, because the mean of its divisors is an integer number (31062651).

Almost surely, 2^320313104 is an apocalyptic number.

It is an amenable number.

320313104 is a deficient number, since it is larger than the sum of its proper divisors (300939916).

320313104 is a wasteful number, since it uses less digits than its factorization.

320313104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20858 (or 20852 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 320313104 is about 17897.2932031634. The cubic root of 320313104 is about 684.2133894135.

Adding to 320313104 its reverse (401313023), we get a palindrome (721626127).

The spelling of 320313104 in words is "three hundred twenty million, three hundred thirteen thousand, one hundred four".