6328939 has 2 divisors, whose sum is σ = 6328940. Its totient is φ = 6328938.

The previous prime is 6328909. The next prime is 6328951. The reversal of 6328939 is 9398236.

6328939 is digitally balanced in base 3, 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 not a de Polignac number, because 6328939 - 2¹⁹ = 5804651 is a prime.

It is a Chen prime.

6328939 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6328909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3164469 + 3164470.

It is an arithmetic number, because the mean of its divisors is an integer number (3164470).

Almost surely, 2^6328939 is an apocalyptic number.

6328939 is a deficient number, since it is larger than the sum of its proper divisors (1).

6328939 is an equidigital number, since it uses as much as digits as its factorization.

6328939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 40.

The square root of 6328939 is about 2515.7382614255. The cubic root of 6328939 is about 184.9738360856.

The spelling of 6328939 in words is "six million, three hundred twenty-eight thousand, nine hundred thirty-nine".