168268 has 24 divisors (see below), whose sum is σ = 322560. Its totient is φ = 76560.

The previous prime is 168263. The next prime is 168269. The reversal of 168268 is 862861.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (168263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2823 + ... + 2881.

It is an arithmetic number, because the mean of its divisors is an integer number (13440).

2¹⁶⁸²⁶⁸ is an apocalyptic number.

It is an amenable number.

168268 is a deficient number, since it is larger than the sum of its proper divisors (154292).

168268 is a wasteful number, since it uses less digits than its factorization.

168268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 115 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 168268 is about 410.2048268853. The cubic root of 168268 is about 55.2078088792.

The spelling of 168268 in words is "one hundred sixty-eight thousand, two hundred sixty-eight".