104042242 has 8 divisors (see below), whose sum is σ = 156318156. Its totient is φ = 51936192.

The previous prime is 104042207. The next prime is 104042287. The reversal of 104042242 is 242240401.

It can be written as a sum of positive squares in 2 ways, for example, as 103856481 + 185761 = 10191^2 + 431^2 .

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, 40923 + ... + 43390.

Almost surely, 2^104042242 is an apocalyptic number.

104042242 is a deficient number, since it is larger than the sum of its proper divisors (52275914).

104042242 is an equidigital number, since it uses as much as digits as its factorization.

104042242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84932.

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

The square root of 104042242 is about 10200.1099013687. The cubic root of 104042242 is about 470.3305988488.

Adding to 104042242 its reverse (242240401), we get a palindrome (346282643).

The spelling of 104042242 in words is "one hundred four million, forty-two thousand, two hundred forty-two".