204224404 has 12 divisors (see below), whose sum is σ = 368921728. Its totient is φ = 98818200.

The previous prime is 204224399. The next prime is 204224411. The reversal of 204224404 is 404422402.

204224404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 823362 + ... + 823609.

Almost surely, 2^204224404 is an apocalyptic number.

It is an amenable number.

204224404 is a deficient number, since it is larger than the sum of its proper divisors (164697324).

204224404 is a wasteful number, since it uses less digits than its factorization.

204224404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647006 (or 1647004 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 204224404 is about 14290.7104092134. The cubic root of 204224404 is about 588.8923044987.

Adding to 204224404 its reverse (404422402), we get a palindrome (608646806).

The spelling of 204224404 in words is "two hundred four million, two hundred twenty-four thousand, four hundred four".