6486443 has 2 divisors, whose sum is σ = 6486444. Its totient is φ = 6486442.

The previous prime is 6486439. The next prime is 6486461. The reversal of 6486443 is 3446846.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6486443 - 2² = 6486439 is a prime.

It is a d-powerful number, because it can be written as 6³ + 4⁵ + 8⁷ + 6³ + 4⁷ + 4¹¹ + 3¹¹ .

It is not a weakly prime, because it can be changed into another prime (6486463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3243221 + 3243222.

It is an arithmetic number, because the mean of its divisors is an integer number (3243222).

Almost surely, 2^6486443 is an apocalyptic number.

6486443 is a deficient number, since it is larger than the sum of its proper divisors (1).

6486443 is an equidigital number, since it uses as much as digits as its factorization.

6486443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 35.

The square root of 6486443 is about 2546.8496225730. The cubic root of 6486443 is about 186.4957197014.

The spelling of 6486443 in words is "six million, four hundred eighty-six thousand, four hundred forty-three".