2565872 has 10 divisors (see below), whose sum is σ = 4971408. Its totient is φ = 1282928.

The previous prime is 2565863. The next prime is 2565881. The reversal of 2565872 is 2785652.

2565872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2565863) and next prime (2565881).

It is an alternating number because its digits alternate between even and odd.

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 as a sum of consecutive naturals, namely, 80168 + ... + 80199.

2^2565872 is an apocalyptic number.

It is an amenable number.

2565872 is a deficient number, since it is larger than the sum of its proper divisors (2405536).

2565872 is a wasteful number, since it uses less digits than its factorization.

2565872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160375 (or 160369 counting only the distinct ones).

The product of its digits is 33600, while the sum is 35.

The square root of 2565872 is about 1601.8339489473. The cubic root of 2565872 is about 136.9025893942.

The spelling of 2565872 in words is "two million, five hundred sixty-five thousand, eight hundred seventy-two".