204055552 has 44 divisors (see below), whose sum is σ = 412159356. Its totient is φ = 100966400.

The previous prime is 204055549. The next prime is 204055559. The reversal of 204055552 is 255550402.

It can be written as a sum of positive squares in 2 ways, for example, as 130507776 + 73547776 = 11424^2 + 8576^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 204055552.

It is not an unprimeable number, because it can be changed into a prime (204055559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102438 + ... + 104410.

Almost surely, 2^204055552 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 204055552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206079678).

204055552 is an abundant number, since it is smaller than the sum of its proper divisors (208103804).

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

204055552 is a wasteful number, since it uses less digits than its factorization.

204055552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094 (or 2076 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 204055552 is about 14284.8014336917. The cubic root of 204055552 is about 588.7299617385.

The spelling of 204055552 in words is "two hundred four million, fifty-five thousand, five hundred fifty-two".