2317872 has 40 divisors (see below), whose sum is σ = 6132544. Its totient is φ = 753984.

The previous prime is 2317841. The next prime is 2317873. The reversal of 2317872 is 2787132.

It is not an unprimeable number, because it can be changed into a prime (2317873) 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, 1503 + ... + 2625.

2^2317872 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 2317872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3066272).

2317872 is an abundant number, since it is smaller than the sum of its proper divisors (3814672).

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

2317872 is a wasteful number, since it uses less digits than its factorization.

2317872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177 (or 1171 counting only the distinct ones).

The product of its digits is 4704, while the sum is 30.

The square root of 2317872 is about 1522.4559106917. The cubic root of 2317872 is about 132.3416311265.

Adding to 2317872 its product of digits (4704), we get a square (2322576 = 1524²).

The spelling of 2317872 in words is "two million, three hundred seventeen thousand, eight hundred seventy-two".