266964 has 12 divisors (see below), whose sum is σ = 622944. Its totient is φ = 88984.

The previous prime is 266957. The next prime is 266971. The reversal of 266964 is 469662.

It is an interprime number because it is at equal distance from previous prime (266957) and next prime (266971).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11112 + ... + 11135.

It is an arithmetic number, because the mean of its divisors is an integer number (51912).

2²⁶⁶⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

266964 is an abundant number, since it is smaller than the sum of its proper divisors (355980).

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

266964 is a wasteful number, since it uses less digits than its factorization.

266964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22254 (or 22252 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 266964 is about 516.6855910513. The cubic root of 266964 is about 64.3898727694.

It can be divided in two parts, 2 and 66964, that added together give a palindrome (66966).

The spelling of 266964 in words is "two hundred sixty-six thousand, nine hundred sixty-four".