266364340 has 24 divisors (see below), whose sum is σ = 610216992. Its totient is φ = 96859680.

The previous prime is 266364337. The next prime is 266364349. The reversal of 266364340 is 43463662.

266364340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 266364296 and 266364305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266364349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605154 + ... + 605593.

It is an arithmetic number, because the mean of its divisors is an integer number (25425708).

Almost surely, 2^266364340 is an apocalyptic number.

266364340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266364340 is an abundant number, since it is smaller than the sum of its proper divisors (343852652).

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

266364340 is a wasteful number, since it uses less digits than its factorization.

266364340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210767 (or 1210765 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

The square root of 266364340 is about 16320.6721675304. The cubic root of 266364340 is about 643.4162534323.

It can be divided in two parts, 26636 and 4340, that added together give a square (30976 = 176²).

The spelling of 266364340 in words is "two hundred sixty-six million, three hundred sixty-four thousand, three hundred forty".