2315872 has 48 divisors (see below), whose sum is σ = 5186160. Its totient is φ = 1009152.

The previous prime is 2315861. The next prime is 2315881. The reversal of 2315872 is 2785132.

It is a d-powerful number, because it can be written as 2¹³ + 3⁸ + 1 + 5⁷ + 8⁷ + 7⁶ + 2¹³ .

It is a self number, because there is not a number n which added to its sum of digits gives 2315872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7758 + ... + 8050.

It is an arithmetic number, because the mean of its divisors is an integer number (108045).

2^2315872 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 2315872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2593080).

2315872 is an abundant number, since it is smaller than the sum of its proper divisors (2870288).

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

2315872 is a wasteful number, since it uses less digits than its factorization.

2315872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 327 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 2315872 is about 1521.7989354708. The cubic root of 2315872 is about 132.3035560549.

The spelling of 2315872 in words is "two million, three hundred fifteen thousand, eight hundred seventy-two".