266341 has 4 divisors (see below), whose sum is σ = 268812. Its totient is φ = 263872.

The previous prime is 266333. The next prime is 266351. The reversal of 266341 is 143662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21316 + 245025 = 146^2 + 495^2 .

It is a cyclic number.

It is not a de Polignac number, because 266341 - 2³ = 266333 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066 + ... + 1291.

It is an arithmetic number, because the mean of its divisors is an integer number (67203).

2²⁶⁶³⁴¹ is an apocalyptic number.

It is an amenable number.

266341 is a deficient number, since it is larger than the sum of its proper divisors (2471).

266341 is a wasteful number, since it uses less digits than its factorization.

266341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2470.

The product of its digits is 864, while the sum is 22.

The square root of 266341 is about 516.0823577686. The cubic root of 266341 is about 64.3397459908.

It can be divided in two parts, 2663 and 41, that added together give a square (2704 = 52²).

The spelling of 266341 in words is "two hundred sixty-six thousand, three hundred forty-one".