9992393 has 2 divisors, whose sum is σ = 9992394.
Its totient is φ = 9992392.
The previous prime is 9992363. The next prime is 9992401. The reversal of 9992393 is 3932999.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 7441984 + 2550409 = 2728^2 + 1597^2
It is a cyclic number.
It is not a de Polignac number, because 9992393 - 26 = 9992329 is a prime.
It is not a weakly prime, because it can be changed into another prime (9992363) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4996196 + 4996197.
It is an arithmetic number, because the mean of its divisors is an integer number (4996197).
Almost surely, 29992393 is an apocalyptic number.
It is an amenable number.
9992393 is a deficient number, since it is larger than the sum of its proper divisors (1).
9992393 is an equidigital number, since it uses as much as digits as its factorization.
9992393 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 118098, while the sum is 44.
The square root of 9992393 is about 3161.0746590361.
The cubic root of 9992393 is about 215.3888258629.
The spelling of 9992393 in words is "nine million, nine hundred ninety-two thousand, three hundred ninety-three".