204333420 has 96 divisors (see below), whose sum is σ = 605848320. Its totient is φ = 51367680.

The previous prime is 204333419. The next prime is 204333433. The reversal of 204333420 is 24333402.

204333420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73455 + ... + 76185.

It is an arithmetic number, because the mean of its divisors is an integer number (6310920).

Almost surely, 2^204333420 is an apocalyptic number.

204333420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204333420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302924160).

204333420 is an abundant number, since it is smaller than the sum of its proper divisors (401514900).

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

204333420 is a wasteful number, since it uses less digits than its factorization.

204333420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815 (or 2813 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 204333420 is about 14294.5241263919. The cubic root of 204333420 is about 588.9970704040.

Adding to 204333420 its reverse (24333402), we get a palindrome (228666822).

The spelling of 204333420 in words is "two hundred four million, three hundred thirty-three thousand, four hundred twenty".