266168 has 32 divisors (see below), whose sum is σ = 588000. Its totient is φ = 112896.

The previous prime is 266159. The next prime is 266177. The reversal of 266168 is 861662.

It is an interprime number because it is at equal distance from previous prime (266159) and next prime (266177).

It is a self number, because there is not a number n which added to its sum of digits gives 266168.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2696 + ... + 2792.

It is an arithmetic number, because the mean of its divisors is an integer number (18375).

2²⁶⁶¹⁶⁸ is an apocalyptic number.

266168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294000).

266168 is an abundant number, since it is smaller than the sum of its proper divisors (321832).

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

266168 is an equidigital number, since it uses as much as digits as its factorization.

266168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 106 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 266168 is about 515.9147216353. The cubic root of 266168 is about 64.3258124909.

It can be divided in two parts, 266 and 168, that added together give a palindrome (434).

The spelling of 266168 in words is "two hundred sixty-six thousand, one hundred sixty-eight".