2204551552 has 128 divisors (see below), whose sum is σ = 5171400000. Its totient is φ = 935682048.

The previous prime is 2204551441. The next prime is 2204551553. The reversal of 2204551552 is 2551554022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204551553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6541528 + ... + 6541864.

Almost surely, 2^2204551552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2204551552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2585700000).

2204551552 is an abundant number, since it is smaller than the sum of its proper divisors (2966848448).

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

2204551552 is an equidigital number, since it uses as much as digits as its factorization.

2204551552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 2204551552 is about 46952.6522360558. The cubic root of 2204551552 is about 1301.4877547124.

The spelling of 2204551552 in words is "two billion, two hundred four million, five hundred fifty-one thousand, five hundred fifty-two".