2597979252 has 24 divisors (see below), whose sum is σ = 6613038432. Its totient is φ = 787266400.

The previous prime is 2597979221. The next prime is 2597979257. The reversal of 2597979252 is 2529797952.

It is a junction number, because it is equal to n+sod(n) for n = 2597979192 and 2597979201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2597979257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9840699 + ... + 9840962.

It is an arithmetic number, because the mean of its divisors is an integer number (275543268).

Almost surely, 2^2597979252 is an apocalyptic number.

2597979252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2597979252 is an abundant number, since it is smaller than the sum of its proper divisors (4015059180).

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

2597979252 is a wasteful number, since it uses less digits than its factorization.

2597979252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19681679 (or 19681677 counting only the distinct ones).

The product of its digits is 7144200, while the sum is 57.

The square root of 2597979252 is about 50970.3762199182. The cubic root of 2597979252 is about 1374.7125352993.

The spelling of 2597979252 in words is "two billion, five hundred ninety-seven million, nine hundred seventy-nine thousand, two hundred fifty-two".