2866813222 has 64 divisors (see below), whose sum is σ = 5480423424. Its totient is φ = 1094549760.

The previous prime is 2866813211. The next prime is 2866813223. The reversal of 2866813222 is 2223186682.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2866813223) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 622147 + ... + 626737.

It is an arithmetic number, because the mean of its divisors is an integer number (85631616).

Almost surely, 2^2866813222 is an apocalyptic number.

2866813222 is a deficient number, since it is larger than the sum of its proper divisors (2613610202).

2866813222 is a wasteful number, since it uses less digits than its factorization.

2866813222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733.

The product of its digits is 110592, while the sum is 40.

The square root of 2866813222 is about 53542.6299503489. The cubic root of 2866813222 is about 1420.5825193846.

The spelling of 2866813222 in words is "two billion, eight hundred sixty-six million, eight hundred thirteen thousand, two hundred twenty-two".