42104044 has 12 divisors (see below), whose sum is σ = 73773504. Its totient is φ = 21025904.

The previous prime is 42104033. The next prime is 42104063. The reversal of 42104044 is 44040124.

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, 2647 + ... + 9550.

It is an arithmetic number, because the mean of its divisors is an integer number (6147792).

Almost surely, 2^42104044 is an apocalyptic number.

It is an amenable number.

42104044 is a deficient number, since it is larger than the sum of its proper divisors (31669460).

42104044 is a wasteful number, since it uses less digits than its factorization.

42104044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13064 (or 13062 counting only the distinct ones).

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

The square root of 42104044 is about 6488.7629021255. The cubic root of 42104044 is about 347.8894593200.

Adding to 42104044 its reverse (44040124), we get a palindrome (86144168).

The spelling of 42104044 in words is "forty-two million, one hundred four thousand, forty-four".