6824363947 has 2 divisors, whose sum is σ = 6824363948. Its totient is φ = 6824363946.

The previous prime is 6824363929. The next prime is 6824363957. The reversal of 6824363947 is 7493634286.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6824363947 is a prime.

It is a super-2 number, since 2×6824363947² = 93143886562226837618, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6824363894 and 6824363903.

It is not a weakly prime, because it can be changed into another prime (6824363957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3412181973 + 3412181974.

It is an arithmetic number, because the mean of its divisors is an integer number (3412181974).

Almost surely, 2^6824363947 is an apocalyptic number.

6824363947 is a deficient number, since it is larger than the sum of its proper divisors (1).

6824363947 is an equidigital number, since it uses as much as digits as its factorization.

6824363947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 52.

The square root of 6824363947 is about 82609.7085517193. The cubic root of 6824363947 is about 1896.7964434036.

The spelling of 6824363947 in words is "six billion, eight hundred twenty-four million, three hundred sixty-three thousand, nine hundred forty-seven".