204132042 has 32 divisors (see below), whose sum is σ = 456269760. Its totient is φ = 67647600.

The previous prime is 204132037. The next prime is 204132043. The reversal of 204132042 is 240231402.

204132042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (204132043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1584 + ... + 20267.

It is an arithmetic number, because the mean of its divisors is an integer number (14258430).

Almost surely, 2^204132042 is an apocalyptic number.

204132042 is an abundant number, since it is smaller than the sum of its proper divisors (252137718).

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

204132042 is a wasteful number, since it uses less digits than its factorization.

204132042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22035 (or 22029 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 204132042 is about 14287.4785039208. The cubic root of 204132042 is about 588.8035141426.

Adding to 204132042 its reverse (240231402), we get a palindrome (444363444).

The spelling of 204132042 in words is "two hundred four million, one hundred thirty-two thousand, forty-two".