204320324 has 36 divisors (see below), whose sum is σ = 388604160. Its totient is φ = 93955680.

The previous prime is 204320317. The next prime is 204320377. The reversal of 204320324 is 423023402.

It is a junction number, because it is equal to n+sod(n) for n = 204320296 and 204320305.

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 11 ways as a sum of consecutive naturals, for example, 323489 + ... + 324119.

It is an arithmetic number, because the mean of its divisors is an integer number (10794560).

Almost surely, 2^204320324 is an apocalyptic number.

It is an amenable number.

204320324 is a deficient number, since it is larger than the sum of its proper divisors (184283836).

204320324 is a wasteful number, since it uses less digits than its factorization.

204320324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140 (or 1125 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 204320324 is about 14294.0660415433. The cubic root of 204320324 is about 588.9844869339.

Adding to 204320324 its reverse (423023402), we get a palindrome (627343726).

The spelling of 204320324 in words is "two hundred four million, three hundred twenty thousand, three hundred twenty-four".