204025050 has 108 divisors (see below), whose sum is σ = 561960126. Its totient is φ = 53064000.

The previous prime is 204024991. The next prime is 204025091. The reversal of 204025050 is 50520402.

It can be written as a sum of positive squares in 3 ways, for example, as 192349161 + 11675889 = 13869^2 + 3417^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon 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 53 ways as a sum of consecutive naturals, for example, 2020000 + ... + 2020100.

Almost surely, 2^204025050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204025050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280980063).

204025050 is an abundant number, since it is smaller than the sum of its proper divisors (357935076).

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

204025050 is a wasteful number, since it uses less digits than its factorization.

204025050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 204025050 is about 14283.7337555697. The cubic root of 204025050 is about 588.7006260406.

Adding to 204025050 its reverse (50520402), we get a palindrome (254545452).

It can be divided in two parts, 20402 and 5050, that added together give a palindrome (25452).

The spelling of 204025050 in words is "two hundred four million, twenty-five thousand, fifty".