8942393 has 2 divisors, whose sum is σ = 8942394. Its totient is φ = 8942392.

The previous prime is 8942383. The next prime is 8942413. The reversal of 8942393 is 3932498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6775609 + 2166784 = 2603^2 + 1472^2 .

It is a cyclic number.

It is not a de Polignac number, because 8942393 - 2⁸ = 8942137 is a prime.

It is not a weakly prime, because it can be changed into another prime (8942363) 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, 4471196 + 4471197.

It is an arithmetic number, because the mean of its divisors is an integer number (4471197).

Almost surely, 2^8942393 is an apocalyptic number.

It is an amenable number.

8942393 is a deficient number, since it is larger than the sum of its proper divisors (1).

8942393 is an equidigital number, since it uses as much as digits as its factorization.

8942393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 8942393 is about 2990.3834202323. The cubic root of 8942393 is about 207.5636268805.

The spelling of 8942393 in words is "eight million, nine hundred forty-two thousand, three hundred ninety-three".