6442763 has 2 divisors, whose sum is σ = 6442764. Its totient is φ = 6442762.

The previous prime is 6442721. The next prime is 6442771. The reversal of 6442763 is 3672446.

6442763 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 6442763 - 2¹⁴ = 6426379 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (6442703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3221381 + 3221382.

It is an arithmetic number, because the mean of its divisors is an integer number (3221382).

Almost surely, 2^6442763 is an apocalyptic number.

6442763 is a deficient number, since it is larger than the sum of its proper divisors (1).

6442763 is an equidigital number, since it uses as much as digits as its factorization.

6442763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 32.

The square root of 6442763 is about 2538.2598369749. The cubic root of 6442763 is about 186.0761529615.

The spelling of 6442763 in words is "six million, four hundred forty-two thousand, seven hundred sixty-three".