166106 has 12 divisors (see below), whose sum is σ = 262122. Its totient is φ = 78936.

The previous prime is 166099. The next prime is 166147. The reversal of 166106 is 601661.

It can be written as a sum of positive squares in only one way, i.e., 152881 + 13225 = 391^2 + 115^2 .

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 166106.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 980 + ... + 1136.

2¹⁶⁶¹⁰⁶ is an apocalyptic number.

166106 is a deficient number, since it is larger than the sum of its proper divisors (96016).

166106 is a wasteful number, since it uses less digits than its factorization.

166106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 166106 is about 407.5610383734. The cubic root of 166106 is about 54.9703421371.

Adding to 166106 its reverse (601661), we get a palindrome (767767).

It can be divided in two parts, 166 and 106, that added together give a palindrome (272).

The spelling of 166106 in words is "one hundred sixty-six thousand, one hundred six".