266881482 has 48 divisors (see below), whose sum is σ = 664597440. Its totient is φ = 75819456.

The previous prime is 266881441. The next prime is 266881493. The reversal of 266881482 is 284188662.

266881482 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16638 + ... + 28470.

It is an arithmetic number, because the mean of its divisors is an integer number (13845780).

Almost surely, 2^266881482 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266881482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332298720).

266881482 is an abundant number, since it is smaller than the sum of its proper divisors (397715958).

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

266881482 is a wasteful number, since it uses less digits than its factorization.

266881482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12027 (or 12024 counting only the distinct ones).

The product of its digits is 294912, while the sum is 45.

The square root of 266881482 is about 16336.5076439244. The cubic root of 266881482 is about 643.8323782850.

The spelling of 266881482 in words is "two hundred sixty-six million, eight hundred eighty-one thousand, four hundred eighty-two".