2266616882 has 8 divisors (see below), whose sum is σ = 3404325996. Its totient is φ = 1131841552.

The previous prime is 2266616861. The next prime is 2266616917. The reversal of 2266616882 is 2886166622.

It is a Cunningham number, because it is equal to 47609²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 2266616881 + 1 = 47609^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731513 + ... + 734604.

Almost surely, 2^2266616882 is an apocalyptic number.

2266616882 is a deficient number, since it is larger than the sum of its proper divisors (1137709114).

2266616882 is a wasteful number, since it uses less digits than its factorization.

2266616882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466892.

The product of its digits is 663552, while the sum is 47.

The square root of 2266616882 is about 47609.0000105022. Note that the first 4 decimals coincide. The cubic root of 2266616882 is about 1313.5886068906.

The spelling of 2266616882 in words is "two billion, two hundred sixty-six million, six hundred sixteen thousand, eight hundred eighty-two".