313113232 has 20 divisors (see below), whose sum is σ = 627577020. Its totient is φ = 151157888.

The previous prime is 313113221. The next prime is 313113247. The reversal of 313113232 is 232311313.

It can be written as a sum of positive squares in 2 ways, for example, as 175191696 + 137921536 = 13236^2 + 11744^2 .

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, 336943 + ... + 337870.

It is an arithmetic number, because the mean of its divisors is an integer number (31378851).

Almost surely, 2^313113232 is an apocalyptic number.

It is an amenable number.

313113232 is an abundant number, since it is smaller than the sum of its proper divisors (314463788).

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

313113232 is a wasteful number, since it uses less digits than its factorization.

313113232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674850 (or 674844 counting only the distinct ones).

The product of its digits is 324, while the sum is 19.

The square root of 313113232 is about 17695.0058491090. The cubic root of 313113232 is about 679.0479988453.

Adding to 313113232 its reverse (232311313), we get a palindrome (545424545).

It can be divided in two parts, 31311 and 3232, that added together give a palindrome (34543).

The spelling of 313113232 in words is "three hundred thirteen million, one hundred thirteen thousand, two hundred thirty-two".