204424002 has 48 divisors (see below), whose sum is σ = 469740960. Its totient is φ = 64069056.

The previous prime is 204423979. The next prime is 204424007. The reversal of 204424002 is 200424402.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (204424007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44673 + ... + 49035.

It is an arithmetic number, because the mean of its divisors is an integer number (9786270).

Almost surely, 2^204424002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204424002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234870480).

204424002 is an abundant number, since it is smaller than the sum of its proper divisors (265316958).

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

204424002 is a wasteful number, since it uses less digits than its factorization.

204424002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4527 (or 4524 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 204424002 is about 14297.6921913993. The cubic root of 204424002 is about 589.0840926358.

Adding to 204424002 its reverse (200424402), we get a palindrome (404848404).

The spelling of 204424002 in words is "two hundred four million, four hundred twenty-four thousand, two".