2548565 has 16 divisors (see below), whose sum is σ = 3259200. Its totient is φ = 1907712.

The previous prime is 2548547. The next prime is 2548571. The reversal of 2548565 is 5658452.

It is a cyclic number.

It is not a de Polignac number, because 2548565 - 2⁶ = 2548501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13109 + ... + 13301.

It is an arithmetic number, because the mean of its divisors is an integer number (203700).

2^2548565 is an apocalyptic number.

It is an amenable number.

2548565 is a deficient number, since it is larger than the sum of its proper divisors (710635).

2548565 is a wasteful number, since it uses less digits than its factorization.

2548565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356.

The product of its digits is 48000, while the sum is 35.

The square root of 2548565 is about 1596.4225631079. The cubic root of 2548565 is about 136.5940886366.

It can be divided in two parts, 2548 and 565, that added together give a palindrome (3113).

The spelling of 2548565 in words is "two million, five hundred forty-eight thousand, five hundred sixty-five".