2182723266 has 16 divisors (see below), whose sum is σ = 4366065600. Its totient is φ = 727471248.

The previous prime is 2182723243. The next prime is 2182723303. The reversal of 2182723266 is 6623272812.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28995 + ... + 72153.

It is an arithmetic number, because the mean of its divisors is an integer number (272879100).

Almost surely, 2^2182723266 is an apocalyptic number.

2182723266 is an abundant number, since it is smaller than the sum of its proper divisors (2183342334).

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

2182723266 is a wasteful number, since it uses less digits than its factorization.

2182723266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51593.

The product of its digits is 96768, while the sum is 39.

The square root of 2182723266 is about 46719.6239924938. The cubic root of 2182723266 is about 1297.1779544585.

The spelling of 2182723266 in words is "two billion, one hundred eighty-two million, seven hundred twenty-three thousand, two hundred sixty-six".