2597032040 has 16 divisors (see below), whose sum is σ = 5843322180. Its totient is φ = 1038812800.

The previous prime is 2597032033. The next prime is 2597032057. The reversal of 2597032040 is 402307952.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2133146596 + 463885444 = 46186^2 + 21538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2597031988 and 2597032006.

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, 32462861 + ... + 32462940.

Almost surely, 2^2597032040 is an apocalyptic number.

2597032040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2597032040 is an abundant number, since it is smaller than the sum of its proper divisors (3246290140).

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

2597032040 is a wasteful number, since it uses less digits than its factorization.

2597032040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64925812 (or 64925808 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 2597032040 is about 50961.0835834561. The cubic root of 2597032040 is about 1374.5454435755.

Adding to 2597032040 its reverse (402307952), we get a palindrome (2999339992).

The spelling of 2597032040 in words is "two billion, five hundred ninety-seven million, thirty-two thousand, forty".