168908 has 6 divisors (see below), whose sum is σ = 295596. Its totient is φ = 84452.

The previous prime is 168901. The next prime is 168913. The reversal of 168908 is 809861.

168908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (168901) by changing a digit.

168908 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21110 + ... + 21117.

It is an arithmetic number, because the mean of its divisors is an integer number (49266).

2¹⁶⁸⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

168908 is a deficient number, since it is larger than the sum of its proper divisors (126688).

168908 is a wasteful number, since it uses less digits than its factorization.

168908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42231 (or 42229 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 168908 is about 410.9841846106. The cubic root of 168908 is about 55.2777138250.

The spelling of 168908 in words is "one hundred sixty-eight thousand, nine hundred eight".