42842158 has 12 divisors (see below), whose sum is σ = 64904112. Its totient is φ = 21209540.

The previous prime is 42842143. The next prime is 42842161. The reversal of 42842158 is 85124824.

42842158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 5 ways as a sum of consecutive naturals, for example, 21963 + ... + 23833.

It is an arithmetic number, because the mean of its divisors is an integer number (5408676).

Almost surely, 2^42842158 is an apocalyptic number.

42842158 is a deficient number, since it is larger than the sum of its proper divisors (22061954).

42842158 is a wasteful number, since it uses less digits than its factorization.

42842158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087 (or 1980 counting only the distinct ones).

The product of its digits is 20480, while the sum is 34.

The square root of 42842158 is about 6545.3921196518. The cubic root of 42842158 is about 349.9106111859.

The spelling of 42842158 in words is "forty-two million, eight hundred forty-two thousand, one hundred fifty-eight".