939443 has 2 divisors, whose sum is σ = 939444. Its totient is φ = 939442.

The previous prime is 939439. The next prime is 939451. The reversal of 939443 is 344939.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 939443 - 2² = 939439 is a prime.

It is a Sophie Germain prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 939443.

It is not a weakly prime, because it can be changed into another prime (939413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469721 + 469722.

It is an arithmetic number, because the mean of its divisors is an integer number (469722).

2⁹³⁹⁴⁴³ is an apocalyptic number.

939443 is a deficient number, since it is larger than the sum of its proper divisors (1).

939443 is an equidigital number, since it uses as much as digits as its factorization.

939443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 32.

The square root of 939443 is about 969.2486781007. The cubic root of 939443 is about 97.9392584861.

The spelling of 939443 in words is "nine hundred thirty-nine thousand, four hundred forty-three".