160668 has 18 divisors (see below), whose sum is σ = 406224. Its totient is φ = 53544.

The previous prime is 160663. The next prime is 160669. The reversal of 160668 is 866061.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2196 + ... + 2267.

It is an arithmetic number, because the mean of its divisors is an integer number (22568).

2¹⁶⁰⁶⁶⁸ is an apocalyptic number.

160668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

160668 is an abundant number, since it is smaller than the sum of its proper divisors (245556).

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

160668 is a wasteful number, since it uses less digits than its factorization.

160668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4473 (or 4468 counting only the distinct ones).

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

The square root of 160668 is about 400.8341302833. The cubic root of 160668 is about 54.3637987232.

It can be divided in two parts, 160 and 668, that added together give a palindrome (828).

The spelling of 160668 in words is "one hundred sixty thousand, six hundred sixty-eight".