386166 has 16 divisors (see below), whose sum is σ = 842688. Its totient is φ = 117000.

The previous prime is 386161. The next prime is 386173. The reversal of 386166 is 661683.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386161) by changing a digit.

386166 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2860 + ... + 2991.

It is an arithmetic number, because the mean of its divisors is an integer number (52668).

2³⁸⁶¹⁶⁶ is an apocalyptic number.

386166 is an abundant number, since it is smaller than the sum of its proper divisors (456522).

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

386166 is a wasteful number, since it uses less digits than its factorization.

386166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5867.

The product of its digits is 5184, while the sum is 30.

The square root of 386166 is about 621.4225615473. The cubic root of 386166 is about 72.8212301726.

The spelling of 386166 in words is "three hundred eighty-six thousand, one hundred sixty-six".