42085118 has 8 divisors (see below), whose sum is σ = 63707160. Its totient is φ = 20849400.

The previous prime is 42085097. The next prime is 42085123. The reversal of 42085118 is 81158024.

42085118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 96308 + ... + 96743.

It is an arithmetic number, because the mean of its divisors is an integer number (7963395).

Almost surely, 2^42085118 is an apocalyptic number.

42085118 is a deficient number, since it is larger than the sum of its proper divisors (21622042).

42085118 is a wasteful number, since it uses less digits than its factorization.

42085118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193162.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 42085118 is about 6487.3043708462. The cubic root of 42085118 is about 347.8373254308.

The spelling of 42085118 in words is "forty-two million, eighty-five thousand, one hundred eighteen".