2597928870 has 16 divisors (see below), whose sum is σ = 6235029360. Its totient is φ = 692781024.

The previous prime is 2597928857. The next prime is 2597928871. The reversal of 2597928870 is 788297952.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2597928870.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2597928871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43298785 + ... + 43298844.

It is an arithmetic number, because the mean of its divisors is an integer number (389689335).

Almost surely, 2^2597928870 is an apocalyptic number.

2597928870 is an abundant number, since it is smaller than the sum of its proper divisors (3637100490).

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

2597928870 is a wasteful number, since it uses less digits than its factorization.

2597928870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86597639.

The product of its (nonzero) digits is 5080320, while the sum is 57.

The square root of 2597928870 is about 50969.8819892689. The cubic root of 2597928870 is about 1374.7036487496.

The spelling of 2597928870 in words is "two billion, five hundred ninety-seven million, nine hundred twenty-eight thousand, eight hundred seventy".