2544836 has 12 divisors (see below), whose sum is σ = 5089728. Its totient is φ = 1090632.

The previous prime is 2544833. The next prime is 2544851. The reversal of 2544836 is 6384452.

2544836 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2544833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45416 + ... + 45471.

It is an arithmetic number, because the mean of its divisors is an integer number (424144).

2^2544836 is an apocalyptic number.

It is an amenable number.

2544836 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2544836 is a wasteful number, since it uses less digits than its factorization.

2544836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90898 (or 90896 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 2544836 is about 1595.2542117167. The cubic root of 2544836 is about 136.5274357050.

The spelling of 2544836 in words is "two million, five hundred forty-four thousand, eight hundred thirty-six".