8572222873 has 2 divisors, whose sum is σ = 8572222874. Its totient is φ = 8572222872.

The previous prime is 8572222847. The next prime is 8572222907. The reversal of 8572222873 is 3782222758.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6359743504 + 2212479369 = 79748^2 + 47037^2 .

It is a cyclic number.

It is not a de Polignac number, because 8572222873 - 2²⁵ = 8538668441 is a prime.

It is not a weakly prime, because it can be changed into another prime (8572220873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4286111436 + 4286111437.

It is an arithmetic number, because the mean of its divisors is an integer number (4286111437).

Almost surely, 2^8572222873 is an apocalyptic number.

It is an amenable number.

8572222873 is a deficient number, since it is larger than the sum of its proper divisors (1).

8572222873 is an equidigital number, since it uses as much as digits as its factorization.

8572222873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752640, while the sum is 46.

The square root of 8572222873 is about 92586.2995966466. The cubic root of 8572222873 is about 2046.5914304797.

The spelling of 8572222873 in words is "eight billion, five hundred seventy-two million, two hundred twenty-two thousand, eight hundred seventy-three".