312836 has 12 divisors (see below), whose sum is σ = 551628. Its totient is φ = 155232.

The previous prime is 312799. The next prime is 312839. The reversal of 312836 is 638213.

312836 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 270400 + 42436 = 520^2 + 206^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 312836.

It is not an unprimeable number, because it can be changed into a prime (312839) by changing a digit.

312836 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, 590 + ... + 986.

It is an arithmetic number, because the mean of its divisors is an integer number (45969).

2³¹²⁸³⁶ is an apocalyptic number.

It is an amenable number.

312836 is a deficient number, since it is larger than the sum of its proper divisors (238792).

312836 is a wasteful number, since it uses less digits than its factorization.

312836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598 (or 596 counting only the distinct ones).

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

The square root of 312836 is about 559.3174411727. The cubic root of 312836 is about 67.8847528852.

The spelling of 312836 in words is "three hundred twelve thousand, eight hundred thirty-six".