2556315 has 12 divisors (see below), whose sum is σ = 4431024. Its totient is φ = 1363344.

The previous prime is 2556277. The next prime is 2556331. The reversal of 2556315 is 5136552.

2556315 is a `hidden beast` number, since 25 + 5 + 631 + 5 = 666.

It is not a de Polignac number, because 2556315 - 2⁷ = 2556187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28359 + ... + 28448.

It is an arithmetic number, because the mean of its divisors is an integer number (369252).

2^2556315 is an apocalyptic number.

2556315 is a deficient number, since it is larger than the sum of its proper divisors (1874709).

2556315 is a wasteful number, since it uses less digits than its factorization.

2556315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56818 (or 56815 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 2556315 is about 1598.8480227964. The cubic root of 2556315 is about 136.7324060754.

The spelling of 2556315 in words is "two million, five hundred fifty-six thousand, three hundred fifteen".