204003228 has 96 divisors (see below), whose sum is σ = 588752640. Its totient is φ = 54051840.

The previous prime is 204003199. The next prime is 204003229. The reversal of 204003228 is 822300402.

204003228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204003229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29476 + ... + 35732.

It is an arithmetic number, because the mean of its divisors is an integer number (6132840).

Almost surely, 2^204003228 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 204003228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294376320).

204003228 is an abundant number, since it is smaller than the sum of its proper divisors (384749412).

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

204003228 is a wasteful number, since it uses less digits than its factorization.

204003228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6307 (or 6305 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 204003228 is about 14282.9698592415. The cubic root of 204003228 is about 588.6796366521.

The spelling of 204003228 in words is "two hundred four million, three thousand, two hundred twenty-eight".