9220226647 has 2 divisors, whose sum is σ = 9220226648. Its totient is φ = 9220226646.

The previous prime is 9220226633. The next prime is 9220226671. The reversal of 9220226647 is 7466220229.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9220226647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9220226627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4610113323 + 4610113324.

It is an arithmetic number, because the mean of its divisors is an integer number (4610113324).

Almost surely, 2^9220226647 is an apocalyptic number.

9220226647 is a deficient number, since it is larger than the sum of its proper divisors (1).

9220226647 is an equidigital number, since it uses as much as digits as its factorization.

9220226647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 9220226647 is about 96022.0112630432. The cubic root of 9220226647 is about 2096.9135799450.

The spelling of 9220226647 in words is "nine billion, two hundred twenty million, two hundred twenty-six thousand, six hundred forty-seven".