266241382 has 12 divisors (see below), whose sum is σ = 438968628. Its totient is φ = 121018700.

The previous prime is 266241379. The next prime is 266241383. The reversal of 266241382 is 283142662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266241383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 549844 + ... + 550327.

It is an arithmetic number, because the mean of its divisors is an integer number (36580719).

Almost surely, 2^266241382 is an apocalyptic number.

266241382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

266241382 is a deficient number, since it is larger than the sum of its proper divisors (172727246).

266241382 is a wasteful number, since it uses less digits than its factorization.

266241382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100195 (or 1100184 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 266241382 is about 16316.9047922699. The cubic root of 266241382 is about 643.3172344819.

It can be divided in two parts, 2662 and 41382, that added together give a palindrome (44044).

The spelling of 266241382 in words is "two hundred sixty-six million, two hundred forty-one thousand, three hundred eighty-two".