9984220927 has 2 divisors, whose sum is σ = 9984220928. Its totient is φ = 9984220926.

The previous prime is 9984220889. The next prime is 9984220943. The reversal of 9984220927 is 7290224899.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9984220927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9984220997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4992110463 + 4992110464.

It is an arithmetic number, because the mean of its divisors is an integer number (4992110464).

Almost surely, 2^9984220927 is an apocalyptic number.

9984220927 is a deficient number, since it is larger than the sum of its proper divisors (1).

9984220927 is an equidigital number, since it uses as much as digits as its factorization.

9984220927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 9984220927 is about 99921.0734880285. The cubic root of 9984220927 is about 2153.3009274236.

The spelling of 9984220927 in words is "nine billion, nine hundred eighty-four million, two hundred twenty thousand, nine hundred twenty-seven".