9220824661 has 2 divisors, whose sum is σ = 9220824662. Its totient is φ = 9220824660.

The previous prime is 9220824653. The next prime is 9220824677. The reversal of 9220824661 is 1664280229.

9220824661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8804256561 + 416568100 = 93831^2 + 20410^2 .

It is a cyclic number.

It is not a de Polignac number, because 9220824661 - 2³ = 9220824653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9220824761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4610412330 + 4610412331.

It is an arithmetic number, because the mean of its divisors is an integer number (4610412331).

Almost surely, 2^9220824661 is an apocalyptic number.

It is an amenable number.

9220824661 is a deficient number, since it is larger than the sum of its proper divisors (1).

9220824661 is an equidigital number, since it uses as much as digits as its factorization.

9220824661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 9220824661 is about 96025.1251548260. The cubic root of 9220824661 is about 2096.9589134860.

The spelling of 9220824661 in words is "nine billion, two hundred twenty million, eight hundred twenty-four thousand, six hundred sixty-one".