8710722217 has 2 divisors, whose sum is σ = 8710722218. Its totient is φ = 8710722216.

The previous prime is 8710722149. The next prime is 8710722269. The reversal of 8710722217 is 7122270178.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8710675561 + 46656 = 93331^2 + 216^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8710722217 is a prime.

It is not a weakly prime, because it can be changed into another prime (8710720217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4355361108 + 4355361109.

It is an arithmetic number, because the mean of its divisors is an integer number (4355361109).

Almost surely, 2^8710722217 is an apocalyptic number.

It is an amenable number.

8710722217 is a deficient number, since it is larger than the sum of its proper divisors (1).

8710722217 is an equidigital number, since it uses as much as digits as its factorization.

8710722217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21952, while the sum is 37.

The square root of 8710722217 is about 93331.2499487712. The cubic root of 8710722217 is about 2057.5546924098.

The spelling of 8710722217 in words is "eight billion, seven hundred ten million, seven hundred twenty-two thousand, two hundred seventeen".