204159000 has 64 divisors (see below), whose sum is σ = 636985440. Its totient is φ = 54441600.

The previous prime is 204158993. The next prime is 204159013. The reversal of 204159000 is 951402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31027 + ... + 37026.

Almost surely, 2^204159000 is an apocalyptic number.

204159000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204159000 is an abundant number, since it is smaller than the sum of its proper divisors (432826440).

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

204159000 is a wasteful number, since it uses less digits than its factorization.

204159000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68077 (or 68063 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 204159000 is about 14288.4218862686. The cubic root of 204159000 is about 588.8294324425.

The spelling of 204159000 in words is "two hundred four million, one hundred fifty-nine thousand".