266063394 has 16 divisors (see below), whose sum is σ = 532479168. Its totient is φ = 88629072.

The previous prime is 266063393. The next prime is 266063401. The reversal of 266063394 is 493360662.

266063394 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (266063393) 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 7 ways as a sum of consecutive naturals, for example, 4302 + ... + 23465.

It is an arithmetic number, because the mean of its divisors is an integer number (33279948).

Almost surely, 2^266063394 is an apocalyptic number.

266063394 is an abundant number, since it is smaller than the sum of its proper divisors (266415774).

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

266063394 is a wasteful number, since it uses less digits than its factorization.

266063394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29369.

The product of its (nonzero) digits is 139968, while the sum is 39.

The square root of 266063394 is about 16311.4497822848. The cubic root of 266063394 is about 643.1738454610.

The spelling of 266063394 in words is "two hundred sixty-six million, sixty-three thousand, three hundred ninety-four".