42635128 has 16 divisors (see below), whose sum is σ = 80096760. Its totient is φ = 21276000.

The previous prime is 42635119. The next prime is 42635141. The reversal of 42635128 is 82153624.

42635128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42635128.

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, 598 + ... + 9253.

Almost surely, 2^42635128 is an apocalyptic number.

It is an amenable number.

42635128 is a deficient number, since it is larger than the sum of its proper divisors (37461632).

42635128 is a wasteful number, since it uses less digits than its factorization.

42635128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10398 (or 10394 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 42635128 is about 6529.5580248590. The cubic root of 42635128 is about 349.3460660368.

The spelling of 42635128 in words is "forty-two million, six hundred thirty-five thousand, one hundred twenty-eight".