2312317 has 4 divisors (see below), whose sum is σ = 2642656. Its totient is φ = 1981980.

The previous prime is 2312311. The next prime is 2312341. The reversal of 2312317 is 7132132.

2312317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-2312317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2312294 and 2312303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165159 + ... + 165172.

It is an arithmetic number, because the mean of its divisors is an integer number (660664).

2^2312317 is an apocalyptic number.

It is an amenable number.

2312317 is a deficient number, since it is larger than the sum of its proper divisors (330339).

2312317 is an equidigital number, since it uses as much as digits as its factorization.

2312317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330338.

The product of its digits is 252, while the sum is 19.

The square root of 2312317 is about 1520.6304613548. The cubic root of 2312317 is about 132.2358234667.

Adding to 2312317 its reverse (7132132), we get a palindrome (9444449).

The spelling of 2312317 in words is "two million, three hundred twelve thousand, three hundred seventeen".