2566315 has 16 divisors (see below), whose sum is σ = 3196800. Its totient is φ = 1976832.

The previous prime is 2566307. The next prime is 2566327. The reversal of 2566315 is 5136652.

2566315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2566315 - 2³ = 2566307 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28791 + ... + 28879.

It is an arithmetic number, because the mean of its divisors is an integer number (199800).

2^2566315 is an apocalyptic number.

2566315 is a deficient number, since it is larger than the sum of its proper divisors (630485).

2566315 is an equidigital number, since it uses as much as digits as its factorization.

2566315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246.

The product of its digits is 5400, while the sum is 28.

The square root of 2566315 is about 1601.9722219814. The cubic root of 2566315 is about 136.9104677239.

The spelling of 2566315 in words is "two million, five hundred sixty-six thousand, three hundred fifteen".