313791338 has 16 divisors (see below), whose sum is σ = 569571264. Its totient is φ = 126571200.

The previous prime is 313791319. The next prime is 313791341. The reversal of 313791338 is 833197313.

313791338 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 658988 + ... + 659463.

It is an arithmetic number, because the mean of its divisors is an integer number (35598204).

Almost surely, 2^313791338 is an apocalyptic number.

313791338 is a deficient number, since it is larger than the sum of its proper divisors (255779926).

313791338 is a wasteful number, since it uses less digits than its factorization.

313791338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318477.

The product of its digits is 40824, while the sum is 38.

The square root of 313791338 is about 17714.1564292517. The cubic root of 313791338 is about 679.5378477407.

The spelling of 313791338 in words is "three hundred thirteen million, seven hundred ninety-one thousand, three hundred thirty-eight".