313818 has 16 divisors (see below), whose sum is σ = 633216. Its totient is φ = 103680.

The previous prime is 313783. The next prime is 313829. The reversal of 313818 is 818313.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023 + ... + 1293.

It is an arithmetic number, because the mean of its divisors is an integer number (39576).

2³¹³⁸¹⁸ is an apocalyptic number.

313818 is an abundant number, since it is smaller than the sum of its proper divisors (319398).

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

313818 is a wasteful number, since it uses less digits than its factorization.

313818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469.

The product of its digits is 576, while the sum is 24.

The square root of 313818 is about 560.1946090423. The cubic root of 313818 is about 67.9557093359.

The spelling of 313818 in words is "three hundred thirteen thousand, eight hundred eighteen".