2315312 has 20 divisors (see below), whose sum is σ = 4608336. Its totient is φ = 1126080.

The previous prime is 2315263. The next prime is 2315317. The reversal of 2315312 is 2135132.

It is not an unprimeable number, because it can be changed into a prime (2315317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1364 + ... + 2547.

2^2315312 is an apocalyptic number.

It is an amenable number.

2315312 is a deficient number, since it is larger than the sum of its proper divisors (2293024).

2315312 is a wasteful number, since it uses less digits than its factorization.

2315312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956 (or 3950 counting only the distinct ones).

The product of its digits is 180, while the sum is 17.

The square root of 2315312 is about 1521.6149315776. The cubic root of 2315312 is about 132.2928911068.

Subtracting from 2315312 its product of digits (180), we obtain a palindrome (2315132).

The spelling of 2315312 in words is "two million, three hundred fifteen thousand, three hundred twelve".