2597263256 has 16 divisors (see below), whose sum is σ = 5565564240. Its totient is φ = 1113112800.

The previous prime is 2597263243. The next prime is 2597263289. The reversal of 2597263256 is 6523627952.

It is a self number, because there is not a number n which added to its sum of digits gives 2597263256.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23189795 + ... + 23189906.

It is an arithmetic number, because the mean of its divisors is an integer number (347847765).

Almost surely, 2^2597263256 is an apocalyptic number.

It is an amenable number.

2597263256 is an abundant number, since it is smaller than the sum of its proper divisors (2968300984).

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

2597263256 is a wasteful number, since it uses less digits than its factorization.

2597263256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46379714 (or 46379710 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 47.

The square root of 2597263256 is about 50963.3520875541. The cubic root of 2597263256 is about 1374.5862346867.

The spelling of 2597263256 in words is "two billion, five hundred ninety-seven million, two hundred sixty-three thousand, two hundred fifty-six".