8444663 has 2 divisors, whose sum is σ = 8444664. Its totient is φ = 8444662.

The previous prime is 8444629. The next prime is 8444671. The reversal of 8444663 is 3664448.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8444663 - 2⁶ = 8444599 is a prime.

It is equal to p₅₆₇₆₃₈ and since 8444663 and 567638 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8444063) 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, 4222331 + 4222332.

It is an arithmetic number, because the mean of its divisors is an integer number (4222332).

Almost surely, 2^8444663 is an apocalyptic number.

8444663 is a deficient number, since it is larger than the sum of its proper divisors (1).

8444663 is an equidigital number, since it uses as much as digits as its factorization.

8444663 is an odious number, because the sum of its binary digits is odd.

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

The square root of 8444663 is about 2905.9702338462. The cubic root of 8444663 is about 203.6389149449.

The spelling of 8444663 in words is "eight million, four hundred forty-four thousand, six hundred sixty-three".