2544045 has 16 divisors (see below), whose sum is σ = 4652160. Its totient is φ = 1162944.

The previous prime is 2544041. The next prime is 2544049. The reversal of 2544045 is 5404452.

It is an interprime number because it is at equal distance from previous prime (2544041) and next prime (2544049).

It is not a de Polignac number, because 2544045 - 2² = 2544041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2544041) 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, 12010 + ... + 12219.

It is an arithmetic number, because the mean of its divisors is an integer number (290760).

2^2544045 is an apocalyptic number.

It is an amenable number.

2544045 is a deficient number, since it is larger than the sum of its proper divisors (2108115).

2544045 is a wasteful number, since it uses less digits than its factorization.

2544045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24244.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 2544045 is about 1595.0062695802. The cubic root of 2544045 is about 136.5132888349.

Adding to 2544045 its reverse (5404452), we get a palindrome (7948497).

The spelling of 2544045 in words is "two million, five hundred forty-four thousand, forty-five".