266790882 has 16 divisors (see below), whose sum is σ = 535613760. Its totient is φ = 88591632.

The previous prime is 266790863. The next prime is 266790883. The reversal of 266790882 is 288097662.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (266790883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82957 + ... + 86112.

It is an arithmetic number, because the mean of its divisors is an integer number (33475860).

Almost surely, 2^266790882 is an apocalyptic number.

266790882 is an abundant number, since it is smaller than the sum of its proper divisors (268822878).

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

266790882 is a wasteful number, since it uses less digits than its factorization.

266790882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169337.

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 266790882 is about 16333.7344780672. The cubic root of 266790882 is about 643.7595147115.

The spelling of 266790882 in words is "two hundred sixty-six million, seven hundred ninety thousand, eight hundred eighty-two".