204002200 has 24 divisors (see below), whose sum is σ = 474305580. Its totient is φ = 81600800.

The previous prime is 204002173. The next prime is 204002209. The reversal of 204002200 is 2200402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204002209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 509806 + ... + 510205.

Almost surely, 2^204002200 is an apocalyptic number.

204002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204002200 is an abundant number, since it is smaller than the sum of its proper divisors (270303380).

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

204002200 is a wasteful number, since it uses less digits than its factorization.

204002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020027 (or 1020018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 204002200 is about 14282.9338722827. The cubic root of 204002200 is about 588.6786478382.

Adding to 204002200 its reverse (2200402), we get a palindrome (206202602).

The spelling of 204002200 in words is "two hundred four million, two thousand, two hundred".