204133000 has 32 divisors (see below), whose sum is σ = 477673560. Its totient is φ = 81652800.

The previous prime is 204132989. The next prime is 204133009. The reversal of 204133000 is 331402.

It can be written as a sum of positive squares in 4 ways, for example, as 16826404 + 187306596 = 4102^2 + 13686^2 .

It is not an unprimeable number, because it can be changed into a prime (204133009) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 101067 + ... + 103066.

Almost surely, 2^204133000 is an apocalyptic number.

204133000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204133000 is an abundant number, since it is smaller than the sum of its proper divisors (273540560).

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

204133000 is a wasteful number, since it uses less digits than its factorization.

204133000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204154 (or 204140 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 204133000 is about 14287.5120297412. The cubic root of 204133000 is about 588.8044352341.

Adding to 204133000 its reverse (331402), we get a palindrome (204464402).

The spelling of 204133000 in words is "two hundred four million, one hundred thirty-three thousand".