204434324 has 12 divisors (see below), whose sum is σ = 367429524. Its totient is φ = 99454464.

The previous prime is 204434317. The next prime is 204434339. The reversal of 204434324 is 423434402.

It can be written as a sum of positive squares in 2 ways, for example, as 105431824 + 99002500 = 10268^2 + 9950^2 .

It is a junction number, because it is equal to n+sod(n) for n = 204434293 and 204434302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690509 + ... + 690804.

It is an arithmetic number, because the mean of its divisors is an integer number (30619127).

Almost surely, 2^204434324 is an apocalyptic number.

It is an amenable number.

204434324 is a deficient number, since it is larger than the sum of its proper divisors (162995200).

204434324 is a wasteful number, since it uses less digits than its factorization.

204434324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381354 (or 1381352 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 204434324 is about 14298.0531541885. The cubic root of 204434324 is about 589.0940073614.

Adding to 204434324 its reverse (423434402), we get a palindrome (627868726).

It can be divided in two parts, 20 and 4434324, that added together give a palindrome (4434344).

The spelling of 204434324 in words is "two hundred four million, four hundred thirty-four thousand, three hundred twenty-four".