2580244 has 12 divisors (see below), whose sum is σ = 4536000. Its totient is φ = 1284248.

The previous prime is 2580241. The next prime is 2580251. The reversal of 2580244 is 4420852.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2580241) 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, 394 + ... + 2305.

It is an arithmetic number, because the mean of its divisors is an integer number (378000).

2^2580244 is an apocalyptic number.

It is an amenable number.

2580244 is a deficient number, since it is larger than the sum of its proper divisors (1955756).

2580244 is a wasteful number, since it uses less digits than its factorization.

2580244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942 (or 2940 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 2580244 is about 1606.3137925076. The cubic root of 2580244 is about 137.1577205699.

The spelling of 2580244 in words is "two million, five hundred eighty thousand, two hundred forty-four".