104104242 has 48 divisors (see below), whose sum is σ = 246823200. Its totient is φ = 31449600.

The previous prime is 104104237. The next prime is 104104267. The reversal of 104104242 is 242401401.

104104242 is a `hidden beast` number, since 10 + 410 + 4 + 242 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88317 + ... + 89487.

It is an arithmetic number, because the mean of its divisors is an integer number (5142150).

Almost surely, 2^104104242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104104242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123411600).

104104242 is an abundant number, since it is smaller than the sum of its proper divisors (142718958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104104242 is a wasteful number, since it uses less digits than its factorization.

104104242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639 (or 1636 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 104104242 is about 10203.1486316725. The cubic root of 104104242 is about 470.4240054822.

Adding to 104104242 its reverse (242401401), we get a palindrome (346505643).

The spelling of 104104242 in words is "one hundred four million, one hundred four thousand, two hundred forty-two".