806166 has 16 divisors (see below), whose sum is σ = 1791600. Its totient is φ = 268704.

The previous prime is 806159. The next prime is 806177. The reversal of 806166 is 661608.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7411 + ... + 7518.

It is an arithmetic number, because the mean of its divisors is an integer number (111975).

2⁸⁰⁶¹⁶⁶ is an apocalyptic number.

806166 is an abundant number, since it is smaller than the sum of its proper divisors (985434).

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

806166 is a wasteful number, since it uses less digits than its factorization.

806166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14940 (or 14934 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 806166 is about 897.8674735171. The cubic root of 806166 is about 93.0696668418.

The spelling of 806166 in words is "eight hundred six thousand, one hundred sixty-six".