266532 has 48 divisors (see below), whose sum is σ = 752640. Its totient is φ = 71712.

The previous prime is 266521. The next prime is 266549. The reversal of 266532 is 235662.

It is a d-powerful number, because it can be written as 2⁶ + 6³ + 5⁴ + 6⁴ + 3⁷ + 2¹⁸ .

It is a congruent number.

It is an unprimeable number.

266532 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1513 + ... + 1679.

It is an arithmetic number, because the mean of its divisors is an integer number (15680).

2²⁶⁶⁵³² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376320).

266532 is an abundant number, since it is smaller than the sum of its proper divisors (486108).

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

266532 is a wasteful number, since it uses less digits than its factorization.

266532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200 (or 198 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 266532 is about 516.2673725890. The cubic root of 266532 is about 64.3551222129.

The spelling of 266532 in words is "two hundred sixty-six thousand, five hundred thirty-two".