268366 has 16 divisors (see below), whose sum is σ = 476640. Its totient is φ = 110880.

The previous prime is 268343. The next prime is 268403. The reversal of 268366 is 663862.

It is a congruent number.

It is an unprimeable number.

268366 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 in 7 ways as a sum of consecutive naturals, for example, 76 + ... + 736.

It is an arithmetic number, because the mean of its divisors is an integer number (29790).

2²⁶⁸³⁶⁶ is an apocalyptic number.

268366 is a deficient number, since it is larger than the sum of its proper divisors (208274).

268366 is a wasteful number, since it uses less digits than its factorization.

268366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699.

The product of its digits is 10368, while the sum is 31.

The square root of 268366 is about 518.0405389542. The cubic root of 268366 is about 64.5023935974.

The spelling of 268366 in words is "two hundred sixty-eight thousand, three hundred sixty-six".