2259566652 has 24 divisors (see below), whose sum is σ = 6025511296. Its totient is φ = 645590448.

The previous prime is 2259566651. The next prime is 2259566671. The reversal of 2259566652 is 2566659522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259566651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13449718 + ... + 13449885.

Almost surely, 2^2259566652 is an apocalyptic number.

It is an amenable number.

2259566652 is an abundant number, since it is smaller than the sum of its proper divisors (3765944644).

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

2259566652 is a wasteful number, since it uses less digits than its factorization.

2259566652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26899617 (or 26899615 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 48.

The square root of 2259566652 is about 47534.8993056680. The cubic root of 2259566652 is about 1312.2252356900.

The spelling of 2259566652 in words is "two billion, two hundred fifty-nine million, five hundred sixty-six thousand, six hundred fifty-two".