204010042 has 8 divisors (see below), whose sum is σ = 310582656. Its totient is φ = 100482492.

The previous prime is 204010031. The next prime is 204010043. The reversal of 204010042 is 240010402.

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

It is not an unprimeable number, because it can be changed into a prime (204010043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761098 + ... + 761365.

It is an arithmetic number, because the mean of its divisors is an integer number (38822832).

Almost surely, 2^204010042 is an apocalyptic number.

204010042 is a deficient number, since it is larger than the sum of its proper divisors (106572614).

204010042 is a wasteful number, since it uses less digits than its factorization.

204010042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522532.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 204010042 is about 14283.2083930747. The cubic root of 204010042 is about 588.6861908268.

Adding to 204010042 its reverse (240010402), we get a palindrome (444020444).

The spelling of 204010042 in words is "two hundred four million, ten thousand, forty-two".