42116886 has 24 divisors (see below), whose sum is σ = 104289744. Its totient is φ = 12033360.

The previous prime is 42116873. The next prime is 42116897. The reversal of 42116886 is 68861124.

It is a self number, because there is not a number n which added to its sum of digits gives 42116886.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167005 + ... + 167256.

It is an arithmetic number, because the mean of its divisors is an integer number (4345406).

Almost surely, 2^42116886 is an apocalyptic number.

42116886 is an abundant number, since it is smaller than the sum of its proper divisors (62172858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42116886 is a wasteful number, since it uses less digits than its factorization.

42116886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334276 (or 334273 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 42116886 is about 6489.7523835660. The cubic root of 42116886 is about 347.9248252205.

The spelling of 42116886 in words is "forty-two million, one hundred sixteen thousand, eight hundred eighty-six".