2565934 has 12 divisors (see below), whose sum is σ = 4477464. Its totient is φ = 1099644.

The previous prime is 2565917. The next prime is 2565947. The reversal of 2565934 is 4395652.

It is a d-powerful number, because it can be written as 2²⁰ + 5⁶ + 6⁴ + 5⁸ + 9⁵ + 3⁷ + 4¹⁰ .

It is a self number, because there is not a number n which added to its sum of digits gives 2565934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12994 + ... + 13189.

It is an arithmetic number, because the mean of its divisors is an integer number (373122).

2^2565934 is an apocalyptic number.

2565934 is a deficient number, since it is larger than the sum of its proper divisors (1911530).

2565934 is a wasteful number, since it uses less digits than its factorization.

2565934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26199 (or 26192 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 2565934 is about 1601.8533016478. The cubic root of 2565934 is about 136.9036920592.

The spelling of 2565934 in words is "two million, five hundred sixty-five thousand, nine hundred thirty-four".