2316813 has 8 divisors (see below), whose sum is σ = 3223488. Its totient is φ = 1477344.

The previous prime is 2316773. The next prime is 2316817. The reversal of 2316813 is 3186132.

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

It is not a de Polignac number, because 2316813 - 2⁸ = 2316557 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2316817) 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, 16720 + ... + 16857.

It is an arithmetic number, because the mean of its divisors is an integer number (402936).

2^2316813 is an apocalyptic number.

2316813 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2316813 is a deficient number, since it is larger than the sum of its proper divisors (906675).

2316813 is a wasteful number, since it uses less digits than its factorization.

2316813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33603.

The product of its digits is 864, while the sum is 24.

The square root of 2316813 is about 1522.1080776344. The cubic root of 2316813 is about 132.3214731056.

It can be divided in two parts, 23 and 16813, that added together give a triangular number (16836 = T₁₈₃).

The spelling of 2316813 in words is "two million, three hundred sixteen thousand, eight hundred thirteen".