20160166 has 32 divisors (see below), whose sum is σ = 33723648. Its totient is φ = 8981280.

The previous prime is 20160149. The next prime is 20160169. The reversal of 20160166 is 66106102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20160169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123601 + ... + 123763.

It is an arithmetic number, because the mean of its divisors is an integer number (1053864).

Almost surely, 2^20160166 is an apocalyptic number.

20160166 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20160166 is a deficient number, since it is larger than the sum of its proper divisors (13563482).

20160166 is a wasteful number, since it uses less digits than its factorization.

20160166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 20160166 is about 4490.0073496599. The cubic root of 20160166 is about 272.1644316462.

Adding to 20160166 its reverse (66106102), we get a palindrome (86266268).

The spelling of 20160166 in words is "twenty million, one hundred sixty thousand, one hundred sixty-six".