8159166 has 24 divisors (see below), whose sum is σ = 18157464. Its totient is φ = 2646000.

The previous prime is 8159143. The next prime is 8159183. The reversal of 8159166 is 6619518.

8159166 is a `hidden beast` number, since 8 + 1 + 591 + 66 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8159166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5460 + ... + 6791.

It is an arithmetic number, because the mean of its divisors is an integer number (756561).

Almost surely, 2^8159166 is an apocalyptic number.

8159166 is an abundant number, since it is smaller than the sum of its proper divisors (9998298).

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

8159166 is a wasteful number, since it uses less digits than its factorization.

8159166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12296 (or 12293 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 8159166 is about 2856.4253884882. The cubic root of 8159166 is about 201.3176828275.

The spelling of 8159166 in words is "eight million, one hundred fifty-nine thousand, one hundred sixty-six".