8226378186 has 24 divisors (see below), whose sum is σ = 17815708800. Its totient is φ = 2531192976.

The previous prime is 8226378161. The next prime is 8226378197. The reversal of 8226378186 is 6818736228.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4055386 + ... + 4057413.

It is an arithmetic number, because the mean of its divisors is an integer number (742321200).

Almost surely, 2^8226378186 is an apocalyptic number.

8226378186 is an abundant number, since it is smaller than the sum of its proper divisors (9589330614).

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

8226378186 is a wasteful number, since it uses less digits than its factorization.

8226378186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8112830 (or 8112817 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 51.

The square root of 8226378186 is about 90699.3836031977. The cubic root of 8226378186 is about 2018.6896532348.

The spelling of 8226378186 in words is "eight billion, two hundred twenty-six million, three hundred seventy-eight thousand, one hundred eighty-six".