8189226319 has 4 divisors (see below), whose sum is σ = 8253708544. Its totient is φ = 8124744096.

The previous prime is 8189226301. The next prime is 8189226323. The reversal of 8189226319 is 9136229818.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9136229818 = 2 ⋅4568114909.

It is a cyclic number.

It is not a de Polignac number, because 8189226319 - 2¹³ = 8189218127 is a prime.

It is a super-2 number, since 2×8189226319² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8189226329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32240922 + ... + 32241175.

It is an arithmetic number, because the mean of its divisors is an integer number (2063427136).

Almost surely, 2^8189226319 is an apocalyptic number.

8189226319 is a deficient number, since it is larger than the sum of its proper divisors (64482225).

8189226319 is a wasteful number, since it uses less digits than its factorization.

8189226319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64482224.

The product of its digits is 373248, while the sum is 49.

The square root of 8189226319 is about 90494.3441271332. The cubic root of 8189226319 is about 2015.6461398865.

The spelling of 8189226319 in words is "eight billion, one hundred eighty-nine million, two hundred twenty-six thousand, three hundred nineteen".