204504330 has 32 divisors (see below), whose sum is σ = 498860928. Its totient is φ = 53640000.

The previous prime is 204504323. The next prime is 204504341. The reversal of 204504330 is 33405402.

It is a happy number.

204504330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 204504297 and 204504306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54046 + ... + 57705.

It is an arithmetic number, because the mean of its divisors is an integer number (15589404).

Almost surely, 2^204504330 is an apocalyptic number.

204504330 is an abundant number, since it is smaller than the sum of its proper divisors (294356598).

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

204504330 is a wasteful number, since it uses less digits than its factorization.

204504330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111822.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 204504330 is about 14300.5010401734. The cubic root of 204504330 is about 589.1612423341.

Adding to 204504330 its reverse (33405402), we get a palindrome (237909732).

The spelling of 204504330 in words is "two hundred four million, five hundred four thousand, three hundred thirty".