2565937 has 4 divisors (see below), whose sum is σ = 2799216. Its totient is φ = 2332660.

The previous prime is 2565917. The next prime is 2565947. The reversal of 2565937 is 7395652.

2565937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2565937 - 2⁷ = 2565809 is a prime.

It is a Duffinian number.

2565937 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2565896 and 2565905.

It is not an unprimeable number, because it can be changed into a prime (2565907) 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 3 ways as a sum of consecutive naturals, for example, 116623 + ... + 116644.

It is an arithmetic number, because the mean of its divisors is an integer number (699804).

2^2565937 is an apocalyptic number.

It is an amenable number.

2565937 is a deficient number, since it is larger than the sum of its proper divisors (233279).

2565937 is a wasteful number, since it uses less digits than its factorization.

2565937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233278.

The product of its digits is 56700, while the sum is 37.

The square root of 2565937 is about 1601.8542380629. The cubic root of 2565937 is about 136.9037454135.

The spelling of 2565937 in words is "two million, five hundred sixty-five thousand, nine hundred thirty-seven".