266315 has 12 divisors (see below), whose sum is σ = 372096. Its totient is φ = 182448.

The previous prime is 266297. The next prime is 266333. The reversal of 266315 is 513662.

It is an interprime number because it is at equal distance from previous prime (266297) and next prime (266333).

It is not a de Polignac number, because 266315 - 2⁸ = 266059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 299 + ... + 788.

It is an arithmetic number, because the mean of its divisors is an integer number (31008).

2²⁶⁶³¹⁵ is an apocalyptic number.

266315 is a deficient number, since it is larger than the sum of its proper divisors (105781).

266315 is a wasteful number, since it uses less digits than its factorization.

266315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106 (or 1099 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 266315 is about 516.0571673759. The cubic root of 266315 is about 64.3376523241.

Adding to 266315 its reverse (513662), we get a palindrome (779977).

The spelling of 266315 in words is "two hundred sixty-six thousand, three hundred fifteen".