2315556 has 36 divisors (see below), whose sum is σ = 5909904. Its totient is φ = 764400.

The previous prime is 2315539. The next prime is 2315567. The reversal of 2315556 is 6555132.

It is a tau number, because it is divible by the number of its divisors (36).

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, 4471 + ... + 4961.

It is an arithmetic number, because the mean of its divisors is an integer number (164164).

2^2315556 is an apocalyptic number.

It is an amenable number.

2315556 is an abundant number, since it is smaller than the sum of its proper divisors (3594348).

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

2315556 is a wasteful number, since it uses less digits than its factorization.

2315556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 627 counting only the distinct ones).

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

The square root of 2315556 is about 1521.6951074378. The cubic root of 2315556 is about 132.2975381884.

The spelling of 2315556 in words is "two million, three hundred fifteen thousand, five hundred fifty-six".