6398933 has 2 divisors, whose sum is σ = 6398934. Its totient is φ = 6398932.

The previous prime is 6398929. The next prime is 6398941. The reversal of 6398933 is 3398936.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5793649 + 605284 = 2407^2 + 778^2 .

It is a cyclic number.

It is not a de Polignac number, because 6398933 - 2² = 6398929 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6398923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3199466 + 3199467.

It is an arithmetic number, because the mean of its divisors is an integer number (3199467).

Almost surely, 2^6398933 is an apocalyptic number.

It is an amenable number.

6398933 is a deficient number, since it is larger than the sum of its proper divisors (1).

6398933 is an equidigital number, since it uses as much as digits as its factorization.

6398933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 41.

The square root of 6398933 is about 2529.6112349529. The cubic root of 6398933 is about 185.6532349059.

The spelling of 6398933 in words is "six million, three hundred ninety-eight thousand, nine hundred thirty-three".