204312324 has 24 divisors (see below), whose sum is σ = 504772128. Its totient is φ = 64097920.

The previous prime is 204312323. The next prime is 204312331. The reversal of 204312324 is 423213402.

It is a self number, because there is not a number n which added to its sum of digits gives 204312324.

It is not an unprimeable number, because it can be changed into a prime (204312323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500562 + ... + 500969.

It is an arithmetic number, because the mean of its divisors is an integer number (21032172).

Almost surely, 2^204312324 is an apocalyptic number.

It is an amenable number.

204312324 is an abundant number, since it is smaller than the sum of its proper divisors (300459804).

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

204312324 is a wasteful number, since it uses less digits than its factorization.

204312324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001555 (or 1001553 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 204312324 is about 14293.7862024028. The cubic root of 204312324 is about 588.9767997603.

Adding to 204312324 its reverse (423213402), we get a palindrome (627525726).

The spelling of 204312324 in words is "two hundred four million, three hundred twelve thousand, three hundred twenty-four".