2591044 has 12 divisors (see below), whose sum is σ = 4611600. Its totient is φ = 1273448.

The previous prime is 2591041. The next prime is 2591053. The reversal of 2591044 is 4401952.

2591044 = 317² + 318² + ... + 340².

It is not an unprimeable number, because it can be changed into a prime (2591041) 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, 5254 + ... + 5725.

It is an arithmetic number, because the mean of its divisors is an integer number (384300).

2^2591044 is an apocalyptic number.

It is an amenable number.

2591044 is a deficient number, since it is larger than the sum of its proper divisors (2020556).

2591044 is a wasteful number, since it uses less digits than its factorization.

2591044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11042 (or 11040 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2591044 is about 1609.6720162816. The cubic root of 2591044 is about 137.3488189616.

Adding to 2591044 its reverse (4401952), we get a palindrome (6992996).

The spelling of 2591044 in words is "two million, five hundred ninety-one thousand, forty-four".