204042106 has 8 divisors (see below), whose sum is σ = 306794880. Its totient is φ = 101777148.

The previous prime is 204042079. The next prime is 204042127. The reversal of 204042106 is 601240402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120906 + ... + 122581.

It is an arithmetic number, because the mean of its divisors is an integer number (38349360).

Almost surely, 2^204042106 is an apocalyptic number.

204042106 is a deficient number, since it is larger than the sum of its proper divisors (102752774).

204042106 is a wasteful number, since it uses less digits than its factorization.

204042106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243908.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 204042106 is about 14284.3307858646. The cubic root of 204042106 is about 588.7170302323.

Adding to 204042106 its reverse (601240402), we get a palindrome (805282508).

The spelling of 204042106 in words is "two hundred four million, forty-two thousand, one hundred six".