42401104 has 20 divisors (see below), whose sum is σ = 82923264. Its totient is φ = 21001568.

The previous prime is 42401081. The next prime is 42401119. The reversal of 42401104 is 40110424.

42401104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 10672 + ... + 14095.

Almost surely, 2^42401104 is an apocalyptic number.

It is an amenable number.

42401104 is a deficient number, since it is larger than the sum of its proper divisors (40522160).

42401104 is a wasteful number, since it uses less digits than its factorization.

42401104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24882 (or 24876 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 42401104 is about 6511.6130106142. The cubic root of 42401104 is about 348.7057067029.

Adding to 42401104 its reverse (40110424), we get a palindrome (82511528).

The spelling of 42401104 in words is "forty-two million, four hundred one thousand, one hundred four".