2580944 has 10 divisors (see below), whose sum is σ = 5000610. Its totient is φ = 1290464.

The previous prime is 2580937. The next prime is 2580953. The reversal of 2580944 is 4490852.

2580944 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 620944 = 1400^2 + 788^2 .

It is a super-2 number, since 2×2580944² = 13322543862272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2580944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80639 + ... + 80670.

It is an arithmetic number, because the mean of its divisors is an integer number (500061).

2^2580944 is an apocalyptic number.

It is an amenable number.

2580944 is a deficient number, since it is larger than the sum of its proper divisors (2419666).

2580944 is a wasteful number, since it uses less digits than its factorization.

2580944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161317 (or 161311 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 2580944 is about 1606.5316679107. The cubic root of 2580944 is about 137.1701227205.

The spelling of 2580944 in words is "two million, five hundred eighty thousand, nine hundred forty-four".