6384943 has 2 divisors, whose sum is σ = 6384944. Its totient is φ = 6384942.

The previous prime is 6384929. The next prime is 6384953. The reversal of 6384943 is 3494836.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6384943 is a prime.

It is a super-2 number, since 2×6384943² = 81534994226498, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6⁴ + 3⁷ + 8 + 4³ + 9⁷ + 4⁶ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6384913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3192471 + 3192472.

It is an arithmetic number, because the mean of its divisors is an integer number (3192472).

Almost surely, 2^6384943 is an apocalyptic number.

6384943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6384943 is an equidigital number, since it uses as much as digits as its factorization.

6384943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 37.

The square root of 6384943 is about 2526.8444748342. The cubic root of 6384943 is about 185.5178381724.

The spelling of 6384943 in words is "six million, three hundred eighty-four thousand, nine hundred forty-three".