304042042 has 8 divisors (see below), whose sum is σ = 482890356. Its totient is φ = 143078592.

The previous prime is 304042033. The next prime is 304042043. The reversal of 304042042 is 240240403.

304042042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 250620561 + 53421481 = 15831^2 + 7309^2 .

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 (304042043) 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, 4471173 + ... + 4471240.

Almost surely, 2^304042042 is an apocalyptic number.

304042042 is a deficient number, since it is larger than the sum of its proper divisors (178848314).

304042042 is a wasteful number, since it uses less digits than its factorization.

304042042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8942432.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 304042042 is about 17436.8013695173. The cubic root of 304042042 is about 672.4260764595.

Adding to 304042042 its reverse (240240403), we get a palindrome (544282445).

The spelling of 304042042 in words is "three hundred four million, forty-two thousand, forty-two".