266796 has 18 divisors (see below), whose sum is σ = 674492. Its totient is φ = 88920.

The previous prime is 266767. The next prime is 266797. The reversal of 266796 is 697662.

266796 = T₉ + T₁₀ + ... + T₁₁₆.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 7411 = 266796 / (2 + 6 + 6 + 7 + 9 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 266796.

It is not an unprimeable number, because it can be changed into a prime (266797) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3670 + ... + 3741.

2²⁶⁶⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

266796 is an abundant number, since it is smaller than the sum of its proper divisors (407696).

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

266796 is a wasteful number, since it uses less digits than its factorization.

266796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7421 (or 7416 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 266796 is about 516.5229907758. The cubic root of 266796 is about 64.3763631219.

The spelling of 266796 in words is "two hundred sixty-six thousand, seven hundred ninety-six".