2317312 has 44 divisors (see below), whose sum is σ = 4847296. Its totient is φ = 1105920.

The previous prime is 2317283. The next prime is 2317327. The reversal of 2317312 is 2137132.

It is an enlightened number because it begins with the concatenation of its prime factors (23173).

It is a self number, because there is not a number n which added to its sum of digits gives 2317312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31708 + ... + 31780.

2^2317312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2317312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2423648).

2317312 is an abundant number, since it is smaller than the sum of its proper divisors (2529984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2317312 is an equidigital number, since it uses as much as digits as its factorization.

2317312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 106 counting only the distinct ones).

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

The square root of 2317312 is about 1522.2719862101. The cubic root of 2317312 is about 132.3309723149.

The spelling of 2317312 in words is "two million, three hundred seventeen thousand, three hundred twelve".