2313321 has 8 divisors (see below), whose sum is σ = 3091680. Its totient is φ = 1538592.

The previous prime is 2313253. The next prime is 2313323. The reversal of 2313321 is 1233132.

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

It is not a de Polignac number, because 2313321 - 2⁹ = 2312809 is a prime.

2313321 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2313321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313323) 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, 1485 + ... + 2613.

It is an arithmetic number, because the mean of its divisors is an integer number (386460).

2^2313321 is an apocalyptic number.

It is an amenable number.

2313321 is a deficient number, since it is larger than the sum of its proper divisors (778359).

2313321 is a wasteful number, since it uses less digits than its factorization.

2313321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815.

The product of its digits is 108, while the sum is 15.

The square root of 2313321 is about 1520.9605517567. The cubic root of 2313321 is about 132.2549594756.

Adding to 2313321 its reverse (1233132), we get a palindrome (3546453).

The spelling of 2313321 in words is "two million, three hundred thirteen thousand, three hundred twenty-one".