204104434 has 16 divisors (see below), whose sum is σ = 316382976. Its totient is φ = 98650800.

The previous prime is 204104429. The next prime is 204104447. The reversal of 204104434 is 434401402.

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 7 ways as a sum of consecutive naturals, for example, 100489 + ... + 102499.

It is an arithmetic number, because the mean of its divisors is an integer number (19773936).

Almost surely, 2^204104434 is an apocalyptic number.

204104434 is a deficient number, since it is larger than the sum of its proper divisors (112278542).

204104434 is a wasteful number, since it uses less digits than its factorization.

204104434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 204104434 is about 14286.5123105676. The cubic root of 204104434 is about 588.7769685463.

Adding to 204104434 its reverse (434401402), we get a palindrome (638505836).

The spelling of 204104434 in words is "two hundred four million, one hundred four thousand, four hundred thirty-four".