42548166 has 20 divisors (see below), whose sum is σ = 95339772. Its totient is φ = 14182668.

The previous prime is 42548147. The next prime is 42548173. The reversal of 42548166 is 66184524.

42548166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42548166.

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 9 ways as a sum of consecutive naturals, for example, 131160 + ... + 131483.

Almost surely, 2^42548166 is an apocalyptic number.

42548166 is an abundant number, since it is smaller than the sum of its proper divisors (52791606).

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

42548166 is a wasteful number, since it uses less digits than its factorization.

42548166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262657 (or 262648 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 42548166 is about 6522.8955226954. The cubic root of 42548166 is about 349.1083863542.

The spelling of 42548166 in words is "forty-two million, five hundred forty-eight thousand, one hundred sixty-six".