8224190561 has 2 divisors, whose sum is σ = 8224190562. Its totient is φ = 8224190560.

The previous prime is 8224190537. The next prime is 8224190563. The reversal of 8224190561 is 1650914228.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6038067025 + 2186123536 = 77705^2 + 46756^2 .

It is a cyclic number.

It is not a de Polignac number, because 8224190561 - 2¹⁸ = 8223928417 is a prime.

Together with 8224190563, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8224190563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4112095280 + 4112095281.

It is an arithmetic number, because the mean of its divisors is an integer number (4112095281).

Almost surely, 2^8224190561 is an apocalyptic number.

It is an amenable number.

8224190561 is a deficient number, since it is larger than the sum of its proper divisors (1).

8224190561 is an equidigital number, since it uses as much as digits as its factorization.

8224190561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 8224190561 is about 90687.3230446240. The cubic root of 8224190561 is about 2018.5106952791.

The spelling of 8224190561 in words is "eight billion, two hundred twenty-four million, one hundred ninety thousand, five hundred sixty-one".