204195700 has 18 divisors (see below), whose sum is σ = 443104886. Its totient is φ = 81678240.

The previous prime is 204195671. The next prime is 204195707. The reversal of 204195700 is 7591402.

It is a happy number.

204195700 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1304164 + 202891536 = 1142^2 + 14244^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204195707) 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, 1020879 + ... + 1021078.

Almost surely, 2^204195700 is an apocalyptic number.

204195700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204195700 is an abundant number, since it is smaller than the sum of its proper divisors (238909186).

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

204195700 is a wasteful number, since it uses less digits than its factorization.

204195700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041971 (or 2041964 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 204195700 is about 14289.7060851509. The cubic root of 204195700 is about 588.8647133516.

The spelling of 204195700 in words is "two hundred four million, one hundred ninety-five thousand, seven hundred".