104143442 has 16 divisors (see below), whose sum is σ = 168463680. Its totient is φ = 47999952.

The previous prime is 104143441. The next prime is 104143499. The reversal of 104143442 is 244341401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (104143441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20003 + ... + 24665.

It is an arithmetic number, because the mean of its divisors is an integer number (10528980).

Almost surely, 2^104143442 is an apocalyptic number.

104143442 is a deficient number, since it is larger than the sum of its proper divisors (64320238).

104143442 is a wasteful number, since it uses less digits than its factorization.

104143442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5537.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 104143442 is about 10205.0694265154. The cubic root of 104143442 is about 470.4830434444.

Adding to 104143442 its reverse (244341401), we get a palindrome (348484843).

The spelling of 104143442 in words is "one hundred four million, one hundred forty-three thousand, four hundred forty-two".