313863144 has 64 divisors (see below), whose sum is σ = 898439040. Its totient is φ = 89506560.

The previous prime is 313863113. The next prime is 313863157. The reversal of 313863144 is 441368313.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108274 + ... + 111134.

It is an arithmetic number, because the mean of its divisors is an integer number (14038110).

Almost surely, 2^313863144 is an apocalyptic number.

It is an amenable number.

313863144 is an abundant number, since it is smaller than the sum of its proper divisors (584575896).

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

313863144 is a wasteful number, since it uses less digits than its factorization.

313863144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3530 (or 3526 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 313863144 is about 17716.1831103655. The cubic root of 313863144 is about 679.5896774837.

The spelling of 313863144 in words is "three hundred thirteen million, eight hundred sixty-three thousand, one hundred forty-four".