104400042 has 8 divisors (see below), whose sum is σ = 208800096. Its totient is φ = 34800012.

The previous prime is 104400031. The next prime is 104400047. The reversal of 104400042 is 240004401.

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

104400042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 104399994 and 104400030.

It is not an unprimeable number, because it can be changed into a prime (104400047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8699998 + ... + 8700009.

It is an arithmetic number, because the mean of its divisors is an integer number (26100012).

Almost surely, 2^104400042 is an apocalyptic number.

104400042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

104400042 is a wasteful number, since it uses less digits than its factorization.

104400042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17400012.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 104400042 is about 10217.6338748264. The cubic root of 104400042 is about 470.8691357083.

Adding to 104400042 its reverse (240004401), we get a palindrome (344404443).

The spelling of 104400042 in words is "one hundred four million, four hundred thousand, forty-two".