8072226217 has 8 divisors (see below), whose sum is σ = 8930094912. Its totient is φ = 7235029200.

The previous prime is 8072226203. The next prime is 8072226223. The reversal of 8072226217 is 7126222708.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8072226217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8072226277) 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, 5167098 + ... + 5168659.

It is an arithmetic number, because the mean of its divisors is an integer number (1116261864).

Almost surely, 2^8072226217 is an apocalyptic number.

It is an amenable number.

8072226217 is a deficient number, since it is larger than the sum of its proper divisors (857868695).

8072226217 is a wasteful number, since it uses less digits than its factorization.

8072226217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10335839.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 8072226217 is about 89845.5687109832. The cubic root of 8072226217 is about 2006.0008284382. Note that the first 3 decimals are identical.

The spelling of 8072226217 in words is "eight billion, seventy-two million, two hundred twenty-six thousand, two hundred seventeen".