42859808 has 24 divisors (see below), whose sum is σ = 84552048. Its totient is φ = 21386304.

The previous prime is 42859799. The next prime is 42859811. The reversal of 42859808 is 80895824.

42859808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 19535 + ... + 21617.

It is an arithmetic number, because the mean of its divisors is an integer number (3523002).

Almost surely, 2^42859808 is an apocalyptic number.

It is an amenable number.

42859808 is a deficient number, since it is larger than the sum of its proper divisors (41692240).

42859808 is a wasteful number, since it uses less digits than its factorization.

42859808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2736 (or 2728 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 44.

The square root of 42859808 is about 6546.7402575633. The cubic root of 42859808 is about 349.9586563410.

The spelling of 42859808 in words is "forty-two million, eight hundred fifty-nine thousand, eight hundred eight".