204142200 has 48 divisors (see below), whose sum is σ = 632842680. Its totient is φ = 54437760.

The previous prime is 204142187. The next prime is 204142219. The reversal of 204142200 is 2241402.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 204142200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169519 + ... + 170718.

Almost surely, 2^204142200 is an apocalyptic number.

204142200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204142200 is an abundant number, since it is smaller than the sum of its proper divisors (428700480).

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

204142200 is a wasteful number, since it uses less digits than its factorization.

204142200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340256 (or 340247 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 204142200 is about 14287.8339855977. The cubic root of 204142200 is about 588.8132806428.

Adding to 204142200 its reverse (2241402), we get a palindrome (206383602).

The spelling of 204142200 in words is "two hundred four million, one hundred forty-two thousand, two hundred".