2597398272 has 216 divisors, whose sum is σ = 8936163600. Its totient is φ = 742017024.

The previous prime is 2597398259. The next prime is 2597398283. The reversal of 2597398272 is 2728937952.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 334854 + ... + 342522.

Almost surely, 2^2597398272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2597398272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4468081800).

2597398272 is an abundant number, since it is smaller than the sum of its proper divisors (6338765328).

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

2597398272 is an equidigital number, since it uses as much as digits as its factorization.

2597398272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708 (or 7681 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 2597398272 is about 50964.6767084811. The cubic root of 2597398272 is about 1374.6100530808.

The spelling of 2597398272 in words is "two billion, five hundred ninety-seven million, three hundred ninety-eight thousand, two hundred seventy-two".