2597928 has 16 divisors (see below), whose sum is σ = 6494880. Its totient is φ = 865968.

The previous prime is 2597911. The next prime is 2597939. The reversal of 2597928 is 8297952.

It is a d-powerful number, because it can be written as 2¹¹ + 5⁹ + 9² + 7⁶ + 9³ + 2¹⁹ + 8 .

It is a self number, because there is not a number n which added to its sum of digits gives 2597928.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54100 + ... + 54147.

It is an arithmetic number, because the mean of its divisors is an integer number (405930).

2^2597928 is an apocalyptic number.

It is an amenable number.

2597928 is an abundant number, since it is smaller than the sum of its proper divisors (3896952).

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

2597928 is a wasteful number, since it uses less digits than its factorization.

2597928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108256 (or 108252 counting only the distinct ones).

The product of its digits is 90720, while the sum is 42.

The square root of 2597928 is about 1611.8089216778. The cubic root of 2597928 is about 137.4703495295.

The spelling of 2597928 in words is "two million, five hundred ninety-seven thousand, nine hundred twenty-eight".