8222740786 has 16 divisors (see below), whose sum is σ = 13310184384. Its totient is φ = 3787312464.

The previous prime is 8222740783. The next prime is 8222740811. The reversal of 8222740786 is 6870472228.

It is a super-2 number, since 2×8222740786² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8222740781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312040 + ... + 337363.

It is an arithmetic number, because the mean of its divisors is an integer number (831886524).

Almost surely, 2^8222740786 is an apocalyptic number.

8222740786 is a deficient number, since it is larger than the sum of its proper divisors (5087443598).

8222740786 is a wasteful number, since it uses less digits than its factorization.

8222740786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649905.

The product of its (nonzero) digits is 602112, while the sum is 46.

The square root of 8222740786 is about 90679.3294306922. The cubic root of 8222740786 is about 2018.3920794188.

The spelling of 8222740786 in words is "eight billion, two hundred twenty-two million, seven hundred forty thousand, seven hundred eighty-six".