316939 has 8 divisors (see below), whose sum is σ = 381440. Its totient is φ = 257256.

The previous prime is 316937. The next prime is 316951. The reversal of 316939 is 939613.

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

It is a cyclic number.

It is not a de Polignac number, because 316939 - 2¹ = 316937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 316939.

It is not an unprimeable number, because it can be changed into a prime (316937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1059 + ... + 1324.

It is an arithmetic number, because the mean of its divisors is an integer number (47680).

2³¹⁶⁹³⁹ is an apocalyptic number.

316939 is a deficient number, since it is larger than the sum of its proper divisors (64501).

316939 is a wasteful number, since it uses less digits than its factorization.

316939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409.

The product of its digits is 4374, while the sum is 31.

The square root of 316939 is about 562.9733563855. The cubic root of 316939 is about 68.1802455664.

The spelling of 316939 in words is "three hundred sixteen thousand, nine hundred thirty-nine".