204012224 has 56 divisors (see below), whose sum is σ = 442081920. Its totient is φ = 92841984.

The previous prime is 204012199. The next prime is 204012229. The reversal of 204012224 is 422210402.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (204012229) 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, 59057 + ... + 62415.

It is an arithmetic number, because the mean of its divisors is an integer number (7894320).

Almost surely, 2^204012224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204012224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221040960).

204012224 is an abundant number, since it is smaller than the sum of its proper divisors (238069696).

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

204012224 is a wasteful number, since it uses less digits than its factorization.

204012224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3457 (or 3447 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 204012224 is about 14283.2847762691. The cubic root of 204012224 is about 588.6882895939.

Adding to 204012224 its reverse (422210402), we get a palindrome (626222626).

The spelling of 204012224 in words is "two hundred four million, twelve thousand, two hundred twenty-four".