104243442 has 32 divisors (see below), whose sum is σ = 212846400. Its totient is φ = 34026048.

The previous prime is 104243417. The next prime is 104243453. The reversal of 104243442 is 244342401.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 137328 + ... + 138084.

It is an arithmetic number, because the mean of its divisors is an integer number (6651450).

Almost surely, 2^104243442 is an apocalyptic number.

104243442 is an abundant number, since it is smaller than the sum of its proper divisors (108602958).

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

104243442 is a wasteful number, since it uses less digits than its factorization.

104243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 104243442 is about 10209.9677766387. The cubic root of 104243442 is about 470.6335834197.

Adding to 104243442 its reverse (244342401), we get a palindrome (348585843).

The spelling of 104243442 in words is "one hundred four million, two hundred forty-three thousand, four hundred forty-two".