2591979252 has 48 divisors (see below), whose sum is σ = 6096384000. Its totient is φ = 857100640.

The previous prime is 2591979217. The next prime is 2591979277. The reversal of 2591979252 is 2529791952.

It is a junction number, because it is equal to n+sod(n) for n = 2591979195 and 2591979204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 958999 + ... + 961697.

It is an arithmetic number, because the mean of its divisors is an integer number (127008000).

Almost surely, 2^2591979252 is an apocalyptic number.

It is an amenable number.

2591979252 is an abundant number, since it is smaller than the sum of its proper divisors (3504404748).

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

2591979252 is a wasteful number, since it uses less digits than its factorization.

2591979252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316 (or 3314 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 51.

The square root of 2591979252 is about 50911.4844804195. The cubic root of 2591979252 is about 1373.6534258488.

The spelling of 2591979252 in words is "two billion, five hundred ninety-one million, nine hundred seventy-nine thousand, two hundred fifty-two".