204350055 has 96 divisors (see below), whose sum is σ = 422155776. Its totient is φ = 82190592.

The previous prime is 204349993. The next prime is 204350063. The reversal of 204350055 is 550053402.

204350055 = 260² + 261² + ... + 857².

It is not a de Polignac number, because 204350055 - 2¹⁰ = 204349031 is a prime.

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 721944 + ... + 722226.

It is an arithmetic number, because the mean of its divisors is an integer number (4397456).

Almost surely, 2^204350055 is an apocalyptic number.

204350055 is an abundant number, since it is smaller than the sum of its proper divisors (217805721).

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

204350055 is a wasteful number, since it uses less digits than its factorization.

204350055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 204350055 is about 14295.1059807194. The cubic root of 204350055 is about 589.0130535952.

The spelling of 204350055 in words is "two hundred four million, three hundred fifty thousand, fifty-five".