2204550520 has 16 divisors (see below), whose sum is σ = 4960238760. Its totient is φ = 881820192.

The previous prime is 2204550493. The next prime is 2204550589. The reversal of 2204550520 is 250554022.

It is a happy number.

It is a congruent number.

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, 27556842 + ... + 27556921.

Almost surely, 2^2204550520 is an apocalyptic number.

2204550520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204550520 is an abundant number, since it is smaller than the sum of its proper divisors (2755688240).

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

2204550520 is a wasteful number, since it uses less digits than its factorization.

2204550520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55113774 (or 55113770 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 2204550520 is about 46952.6412462600. The cubic root of 2204550520 is about 1301.4875516272.

The spelling of 2204550520 in words is "two billion, two hundred four million, five hundred fifty thousand, five hundred twenty".