42685158 has 16 divisors (see below), whose sum is σ = 88314480. Its totient is φ = 13737696.

The previous prime is 42685067. The next prime is 42685169. The reversal of 42685158 is 85158624.

42685158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×42685158³ (a number of 24 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 122485 + ... + 122832.

It is an arithmetic number, because the mean of its divisors is an integer number (5519655).

Almost surely, 2^42685158 is an apocalyptic number.

42685158 is an abundant number, since it is smaller than the sum of its proper divisors (45629322).

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

42685158 is a wasteful number, since it uses less digits than its factorization.

42685158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245351.

The product of its digits is 76800, while the sum is 39.

The square root of 42685158 is about 6533.3879419486. The cubic root of 42685158 is about 349.4826588149.

The spelling of 42685158 in words is "forty-two million, six hundred eighty-five thousand, one hundred fifty-eight".