2565695 has 8 divisors (see below), whose sum is σ = 3358800. Its totient is φ = 1865920.

The previous prime is 2565679. The next prime is 2565701. The reversal of 2565695 is 5965652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2565695 - 2⁴ = 2565679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23270 + ... + 23379.

It is an arithmetic number, because the mean of its divisors is an integer number (419850).

2^2565695 is an apocalyptic number.

2565695 is a deficient number, since it is larger than the sum of its proper divisors (793105).

2565695 is a wasteful number, since it uses less digits than its factorization.

2565695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46665.

The product of its digits is 81000, while the sum is 38.

The square root of 2565695 is about 1601.7786988220. The cubic root of 2565695 is about 136.8994413655.

The spelling of 2565695 in words is "two million, five hundred sixty-five thousand, six hundred ninety-five".