42171174 has 24 divisors (see below), whose sum is σ = 91924560. Its totient is φ = 13971888.

The previous prime is 42171163. The next prime is 42171179. The reversal of 42171174 is 47117124.

42171174 is a `hidden beast` number, since 421 + 71 + 174 = 666.

42171174 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 not an unprimeable number, because it can be changed into a prime (42171179) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4009 + ... + 10020.

It is an arithmetic number, because the mean of its divisors is an integer number (3830190).

Almost surely, 2^42171174 is an apocalyptic number.

42171174 is an abundant number, since it is smaller than the sum of its proper divisors (49753386).

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

42171174 is a wasteful number, since it uses less digits than its factorization.

42171174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14204 (or 14201 counting only the distinct ones).

The product of its digits is 1568, while the sum is 27.

The square root of 42171174 is about 6493.9336307049. The cubic root of 42171174 is about 348.0742509023.

Adding to 42171174 its reverse (47117124), we get a palindrome (89288298).

The spelling of 42171174 in words is "forty-two million, one hundred seventy-one thousand, one hundred seventy-four".