2252636560 has 40 divisors (see below), whose sum is σ = 5465096640. Its totient is φ = 861877632.

The previous prime is 2252636549. The next prime is 2252636587. The reversal of 2252636560 is 656362522.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610290 + ... + 613969.

It is an arithmetic number, because the mean of its divisors is an integer number (136627416).

Almost surely, 2^2252636560 is an apocalyptic number.

2252636560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252636560 is an abundant number, since it is smaller than the sum of its proper divisors (3212460080).

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

2252636560 is a wasteful number, since it uses less digits than its factorization.

2252636560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224295 (or 1224289 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 2252636560 is about 47461.9485482844. The cubic root of 2252636560 is about 1310.8823300475.

The spelling of 2252636560 in words is "two billion, two hundred fifty-two million, six hundred thirty-six thousand, five hundred sixty".