166888 has 16 divisors (see below), whose sum is σ = 326880. Its totient is φ = 79728.

The previous prime is 166871. The next prime is 166909. The reversal of 166888 is 888661.

166888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 10 and base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270 + ... + 637.

It is an arithmetic number, because the mean of its divisors is an integer number (20430).

2¹⁶⁶⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

166888 is a deficient number, since it is larger than the sum of its proper divisors (159992).

166888 is a wasteful number, since it uses less digits than its factorization.

166888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936 (or 932 counting only the distinct ones).

The product of its digits is 18432, while the sum is 37.

The square root of 166888 is about 408.5192773909. The cubic root of 166888 is about 55.0564709246.

The spelling of 166888 in words is "one hundred sixty-six thousand, eight hundred eighty-eight".