312368 has 20 divisors (see below), whose sum is σ = 691920. Its totient is φ = 133824.

The previous prime is 312353. The next prime is 312371. The reversal of 312368 is 863213.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 312368.

It is an unprimeable number.

312368 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1283 + ... + 1506.

It is an arithmetic number, because the mean of its divisors is an integer number (34596).

2³¹²³⁶⁸ is an apocalyptic number.

It is an amenable number.

312368 is an abundant number, since it is smaller than the sum of its proper divisors (379552).

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

312368 is a wasteful number, since it uses less digits than its factorization.

312368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804 (or 2798 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 312368 is about 558.8989175155. The cubic root of 312368 is about 67.8508843192.

The spelling of 312368 in words is "three hundred twelve thousand, three hundred sixty-eight".