808166 has 8 divisors (see below), whose sum is σ = 1217064. Its totient is φ = 402480.

The previous prime is 808153. The next prime is 808169. The reversal of 808166 is 661808.

808166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808169) by changing a digit.

808166 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20 + ... + 1271.

It is an arithmetic number, because the mean of its divisors is an integer number (152133).

2⁸⁰⁸¹⁶⁶ is an apocalyptic number.

808166 is a deficient number, since it is larger than the sum of its proper divisors (408898).

808166 is a wasteful number, since it uses less digits than its factorization.

808166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 808166 is about 898.9805337158. The cubic root of 808166 is about 93.1465681317.

The spelling of 808166 in words is "eight hundred eight thousand, one hundred sixty-six".