2565017 has 16 divisors (see below), whose sum is σ = 3209472. Its totient is φ = 1995840.

The previous prime is 2565007. The next prime is 2565023. The reversal of 2565017 is 7105652.

2565017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2565017 - 2²⁰ = 1516441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565007) by changing a digit.

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, 6263 + ... + 6659.

It is an arithmetic number, because the mean of its divisors is an integer number (200592).

2^2565017 is an apocalyptic number.

It is an amenable number.

2565017 is a deficient number, since it is larger than the sum of its proper divisors (644455).

2565017 is a wasteful number, since it uses less digits than its factorization.

2565017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 2565017 is about 1601.5670451155. The cubic root of 2565017 is about 136.8873814755.

The spelling of 2565017 in words is "two million, five hundred sixty-five thousand, seventeen".