312814 has 8 divisors (see below), whose sum is σ = 471960. Its totient is φ = 155496.

The previous prime is 312799. The next prime is 312839. The reversal of 312814 is 418213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 312791 and 312800.

It is a congruent number.

It is an unprimeable number.

312814 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117 + ... + 799.

It is an arithmetic number, because the mean of its divisors is an integer number (58995).

2³¹²⁸¹⁴ is an apocalyptic number.

312814 is a deficient number, since it is larger than the sum of its proper divisors (159146).

312814 is a wasteful number, since it uses less digits than its factorization.

312814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914.

The product of its digits is 192, while the sum is 19.

The square root of 312814 is about 559.2977739988. The cubic root of 312814 is about 67.8831615300.

The spelling of 312814 in words is "three hundred twelve thousand, eight hundred fourteen".