268168 has 8 divisors (see below), whose sum is σ = 502830. Its totient is φ = 134080.

The previous prime is 268153. The next prime is 268171. The reversal of 268168 is 861862.

It can be written as a sum of positive squares in only one way, i.e., 248004 + 20164 = 498^2 + 142^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 16753 + ... + 16768.

2²⁶⁸¹⁶⁸ is an apocalyptic number.

It is an amenable number.

268168 is a deficient number, since it is larger than the sum of its proper divisors (234662).

268168 is a wasteful number, since it uses less digits than its factorization.

268168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33527 (or 33523 counting only the distinct ones).

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

The square root of 268168 is about 517.8493989569. The cubic root of 268168 is about 64.4865264407.

The spelling of 268168 in words is "two hundred sixty-eight thousand, one hundred sixty-eight".