312994 has 16 divisors (see below), whose sum is σ = 526176. Its totient is φ = 138400.

The previous prime is 312989. The next prime is 313003. The reversal of 312994 is 499213.

It is a happy number.

It is a congruent 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, 729 + ... + 1075.

It is an arithmetic number, because the mean of its divisors is an integer number (32886).

2³¹²⁹⁹⁴ is an apocalyptic number.

312994 is a deficient number, since it is larger than the sum of its proper divisors (213182).

312994 is a wasteful number, since it uses less digits than its factorization.

312994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401.

The product of its digits is 1944, while the sum is 28.

The square root of 312994 is about 559.4586669272. The cubic root of 312994 is about 67.8961795174.

It can be divided in two parts, 3129 and 94, that added together give a palindrome (3223).

The spelling of 312994 in words is "three hundred twelve thousand, nine hundred ninety-four".