313816 has 8 divisors (see below), whose sum is σ = 588420. Its totient is φ = 156904.

The previous prime is 313783. The next prime is 313829. The reversal of 313816 is 618313.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19606 + ... + 19621.

2³¹³⁸¹⁶ is an apocalyptic number.

It is an amenable number.

313816 is a deficient number, since it is larger than the sum of its proper divisors (274604).

313816 is a wasteful number, since it uses less digits than its factorization.

313816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39233 (or 39229 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

The square root of 313816 is about 560.1928239455. The cubic root of 313816 is about 67.9555649723.

The spelling of 313816 in words is "three hundred thirteen thousand, eight hundred sixteen".