204124042 has 16 divisors (see below), whose sum is σ = 314886240. Its totient is φ = 99169488.

The previous prime is 204124027. The next prime is 204124043. The reversal of 204124042 is 240421402.

204124042 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (204124043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74053 + ... + 76759.

It is an arithmetic number, because the mean of its divisors is an integer number (19680390).

Almost surely, 2^204124042 is an apocalyptic number.

204124042 is a deficient number, since it is larger than the sum of its proper divisors (110762198).

204124042 is a wasteful number, since it uses less digits than its factorization.

204124042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 204124042 is about 14287.1985357522. The cubic root of 204124042 is about 588.7958222428.

Adding to 204124042 its reverse (240421402), we get a palindrome (444545444).

The spelling of 204124042 in words is "two hundred four million, one hundred twenty-four thousand, forty-two".