268266 has 8 divisors (see below), whose sum is σ = 536544. Its totient is φ = 89420.

The previous prime is 268253. The next prime is 268267. The reversal of 268266 is 662862.

It is a sphenic number, since it is the product of 3 distinct primes.

268266 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268267) by changing a digit.

268266 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 in 3 ways as a sum of consecutive naturals, for example, 22350 + ... + 22361.

It is an arithmetic number, because the mean of its divisors is an integer number (67068).

2²⁶⁸²⁶⁶ is an apocalyptic number.

268266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

268266 is a wasteful number, since it uses less digits than its factorization.

268266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44716.

The product of its digits is 6912, while the sum is 30.

The square root of 268266 is about 517.9440124183. The cubic root of 268266 is about 64.4943808578.

The spelling of 268266 in words is "two hundred sixty-eight thousand, two hundred sixty-six".