2565126 has 24 divisors (see below), whose sum is σ = 5738304. Its totient is φ = 827280.

The previous prime is 2565109. The next prime is 2565139. The reversal of 2565126 is 6215652.

2565126 is a `hidden beast` number, since 2 + 5 + 651 + 2 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2565126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1741 + ... + 2856.

It is an arithmetic number, because the mean of its divisors is an integer number (239096).

2^2565126 is an apocalyptic number.

2565126 is an abundant number, since it is smaller than the sum of its proper divisors (3173178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2565126 is a wasteful number, since it uses less digits than its factorization.

2565126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4636 (or 4633 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 2565126 is about 1601.6010739257. The cubic root of 2565126 is about 136.8893204508.

The spelling of 2565126 in words is "two million, five hundred sixty-five thousand, one hundred twenty-six".