3227782866 has 32 divisors (see below), whose sum is σ = 8048498688. Its totient is φ = 838385040.

The previous prime is 3227782849. The next prime is 3227782867. The reversal of 3227782866 is 6682877223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3227782867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3492810 + ... + 3493733.

It is an arithmetic number, because the mean of its divisors is an integer number (251515584).

Almost surely, 2^3227782866 is an apocalyptic number.

3227782866 is an abundant number, since it is smaller than the sum of its proper divisors (4820715822).

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

3227782866 is a wasteful number, since it uses less digits than its factorization.

3227782866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6986566.

The product of its digits is 2709504, while the sum is 51.

The square root of 3227782866 is about 56813.5799435311. The cubic root of 3227782866 is about 1477.8650227727.

The spelling of 3227782866 in words is "three billion, two hundred twenty-seven million, seven hundred eighty-two thousand, eight hundred sixty-six".