266955 has 24 divisors (see below), whose sum is σ = 472752. Its totient is φ = 127872.

The previous prime is 266953. The next prime is 266957. The reversal of 266955 is 559662.

It is an interprime number because it is at equal distance from previous prime (266953) and next prime (266957).

It is not a de Polignac number, because 266955 - 2¹ = 266953 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266955.

It is not an unprimeable number, because it can be changed into a prime (266953) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7197 + ... + 7233.

It is an arithmetic number, because the mean of its divisors is an integer number (19698).

2²⁶⁶⁹⁵⁵ is an apocalyptic number.

266955 is a deficient number, since it is larger than the sum of its proper divisors (205797).

266955 is a wasteful number, since it uses less digits than its factorization.

266955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 58 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The square root of 266955 is about 516.6768816195. The cubic root of 266955 is about 64.3891491820.

It can be divided in two parts, 266 and 955, that added together give a palindrome (1221).

The spelling of 266955 in words is "two hundred sixty-six thousand, nine hundred fifty-five".