8942443 has 2 divisors, whose sum is σ = 8942444. Its totient is φ = 8942442.

The previous prime is 8942413. The next prime is 8942447. The reversal of 8942443 is 3442498.

8942443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8942443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8942399 and 8942408.

It is not a weakly prime, because it can be changed into another prime (8942447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4471221 + 4471222.

It is an arithmetic number, because the mean of its divisors is an integer number (4471222).

Almost surely, 2^8942443 is an apocalyptic number.

8942443 is a deficient number, since it is larger than the sum of its proper divisors (1).

8942443 is an equidigital number, since it uses as much as digits as its factorization.

8942443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 34.

The square root of 8942443 is about 2990.3917803525. The cubic root of 8942443 is about 207.5640137331.

Subtracting from 8942443 its reverse (3442498), we obtain a palindrome (5499945).

The spelling of 8942443 in words is "eight million, nine hundred forty-two thousand, four hundred forty-three".