313020304 has 20 divisors (see below), whose sum is σ = 607077340. Its totient is φ = 156355200.

The previous prime is 313020289. The next prime is 313020313. The reversal of 313020304 is 403020313.

It can be written as a sum of positive squares in 2 ways, for example, as 55353600 + 257666704 = 7440^2 + 16052^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7954 + ... + 26254.

It is an arithmetic number, because the mean of its divisors is an integer number (30353867).

Almost surely, 2^313020304 is an apocalyptic number.

It is an amenable number.

313020304 is a deficient number, since it is larger than the sum of its proper divisors (294057036).

313020304 is a wasteful number, since it uses less digits than its factorization.

313020304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19378 (or 19372 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 313020304 is about 17692.3798286155. The cubic root of 313020304 is about 678.9808146132.

Adding to 313020304 its reverse (403020313), we get a palindrome (716040617).

Subtracting 313020304 from its reverse (403020313), we obtain a palindrome (90000009).

The spelling of 313020304 in words is "three hundred thirteen million, twenty thousand, three hundred four".