316933 has 4 divisors (see below), whose sum is σ = 318060. Its totient is φ = 315808.

The previous prime is 316919. The next prime is 316937. The reversal of 316933 is 339613.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 39204 + 277729 = 198^2 + 527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 316898 and 316907.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 273 + ... + 841.

It is an arithmetic number, because the mean of its divisors is an integer number (79515).

2³¹⁶⁹³³ is an apocalyptic number.

It is an amenable number.

316933 is a deficient number, since it is larger than the sum of its proper divisors (1127).

316933 is an equidigital number, since it uses as much as digits as its factorization.

316933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126.

The product of its digits is 1458, while the sum is 25.

The square root of 316933 is about 562.9680275113. The cubic root of 316933 is about 68.1798153216.

The spelling of 316933 in words is "three hundred sixteen thousand, nine hundred thirty-three".