316791 has 10 divisors (see below), whose sum is σ = 473352. Its totient is φ = 211140.

The previous prime is 316783. The next prime is 316793. The reversal of 316791 is 197613.

It is not a de Polignac number, because 316791 - 2³ = 316783 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 316791.

It is not an unprimeable number, because it can be changed into a prime (316793) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1875 + ... + 2036.

2³¹⁶⁷⁹¹ is an apocalyptic number.

316791 is a deficient number, since it is larger than the sum of its proper divisors (156561).

316791 is an equidigital number, since it uses as much as digits as its factorization.

316791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923 (or 3914 counting only the distinct ones).

The product of its digits is 1134, while the sum is 27.

The square root of 316791 is about 562.8418960952. The cubic root of 316791 is about 68.1696312764.

The spelling of 316791 in words is "three hundred sixteen thousand, seven hundred ninety-one".