313421344 has 12 divisors (see below), whose sum is σ = 617048334. Its totient is φ = 156710656.

The previous prime is 313421341. The next prime is 313421369. The reversal of 313421344 is 443124313.

It can be written as a sum of positive squares in only one way, i.e., 281836944 + 31584400 = 16788^2 + 5620^2 .

It is not an unprimeable number, because it can be changed into a prime (313421341) by changing a digit.

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 as a sum of consecutive naturals, namely, 4897177 + ... + 4897240.

Almost surely, 2^313421344 is an apocalyptic number.

It is an amenable number.

313421344 is a deficient number, since it is larger than the sum of its proper divisors (303626990).

313421344 is an equidigital number, since it uses as much as digits as its factorization.

313421344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9794427 (or 9794419 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 313421344 is about 17703.7098936918. The cubic root of 313421344 is about 679.2706597723.

Adding to 313421344 its reverse (443124313), we get a palindrome (756545657).

The spelling of 313421344 in words is "three hundred thirteen million, four hundred twenty-one thousand, three hundred forty-four".