2496581 has 16 divisors (see below), whose sum is σ = 2851200. Its totient is φ = 2173248.

The previous prime is 2496577. The next prime is 2496587. The reversal of 2496581 is 1856942.

It is a cyclic number.

It is not a de Polignac number, because 2496581 - 2² = 2496577 is a prime.

It is a super-2 number, since 2×2496581² = 12465833379122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2496587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12575 + ... + 12771.

It is an arithmetic number, because the mean of its divisors is an integer number (178200).

2^2496581 is an apocalyptic number.

It is an amenable number.

2496581 is a deficient number, since it is larger than the sum of its proper divisors (354619).

2496581 is a wasteful number, since it uses less digits than its factorization.

2496581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268.

The product of its digits is 17280, while the sum is 35.

The square root of 2496581 is about 1580.0572774428. The cubic root of 2496581 is about 135.6589819780.

The spelling of 2496581 in words is "two million, four hundred ninety-six thousand, five hundred eighty-one".