204400532 has 24 divisors (see below), whose sum is σ = 409106880. Its totient is φ = 87534720.

The previous prime is 204400529. The next prime is 204400541. The reversal of 204400532 is 235004402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63932 + ... + 67052.

It is an arithmetic number, because the mean of its divisors is an integer number (17046120).

Almost surely, 2^204400532 is an apocalyptic number.

It is an amenable number.

204400532 is an abundant number, since it is smaller than the sum of its proper divisors (204706348).

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

204400532 is a wasteful number, since it uses less digits than its factorization.

204400532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5471 (or 5469 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 204400532 is about 14296.8714060105. The cubic root of 204400532 is about 589.0615474476.

Adding to 204400532 its reverse (235004402), we get a palindrome (439404934).

The spelling of 204400532 in words is "two hundred four million, four hundred thousand, five hundred thirty-two".