2266972866 has 16 divisors (see below), whose sum is σ = 5037717600. Its totient is φ = 755657604.

The previous prime is 2266972847. The next prime is 2266972901. The reversal of 2266972866 is 6682796622.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 41980979 = 2266972866 / (2 + 2 + 6 + 6 + 9 + 7 + 2 + 8 + 6 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20990436 + ... + 20990543.

It is an arithmetic number, because the mean of its divisors is an integer number (314857350).

Almost surely, 2^2266972866 is an apocalyptic number.

2266972866 is an abundant number, since it is smaller than the sum of its proper divisors (2770744734).

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

2266972866 is a wasteful number, since it uses less digits than its factorization.

2266972866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41980990 (or 41980984 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 2266972866 is about 47612.7384845694. The cubic root of 2266972866 is about 1313.6573719374.

The spelling of 2266972866 in words is "two billion, two hundred sixty-six million, nine hundred seventy-two thousand, eight hundred sixty-six".