2604144 has 40 divisors (see below), whose sum is σ = 6785280. Its totient is φ = 860608.

The previous prime is 2604139. The next prime is 2604163. The reversal of 2604144 is 4414062.

It is a self number, because there is not a number n which added to its sum of digits gives 2604144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10777 + ... + 11015.

It is an arithmetic number, because the mean of its divisors is an integer number (169632).

2^2604144 is an apocalyptic number.

2604144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2604144 is an abundant number, since it is smaller than the sum of its proper divisors (4181136).

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

2604144 is a wasteful number, since it uses less digits than its factorization.

2604144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 471 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2604144 is about 1613.7360378947. The cubic root of 2604144 is about 137.5799028698.

The spelling of 2604144 in words is "two million, six hundred four thousand, one hundred forty-four".