313235136 has 42 divisors (see below), whose sum is σ = 897833612. Its totient is φ = 104411520.

The previous prime is 313235123. The next prime is 313235179. The reversal of 313235136 is 631532313.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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 5 ways as a sum of consecutive naturals, for example, 271330 + ... + 272481.

Almost surely, 2^313235136 is an apocalyptic number.

313235136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

313235136 is an abundant number, since it is smaller than the sum of its proper divisors (584598476).

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

313235136 is a wasteful number, since it uses less digits than its factorization.

313235136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543829 (or 543816 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 313235136 is about 17698.4501016332. The cubic root of 313235136 is about 679.1361117263.

Adding to 313235136 its reverse (631532313), we get a palindrome (944767449).

The spelling of 313235136 in words is "three hundred thirteen million, two hundred thirty-five thousand, one hundred thirty-six".