6479663 has 2 divisors, whose sum is σ = 6479664. Its totient is φ = 6479662.

The previous prime is 6479657. The next prime is 6479701. The reversal of 6479663 is 3669746.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6479663 - 2⁴ = 6479647 is a prime.

It is a d-powerful number, because it can be written as 6 + 4² + 7⁵ + 9⁷ + 6 + 6⁸ + 3⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 6479663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6479633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3239831 + 3239832.

It is an arithmetic number, because the mean of its divisors is an integer number (3239832).

Almost surely, 2^6479663 is an apocalyptic number.

6479663 is a deficient number, since it is larger than the sum of its proper divisors (1).

6479663 is an equidigital number, since it uses as much as digits as its factorization.

6479663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 41.

The square root of 6479663 is about 2545.5182183595. The cubic root of 6479663 is about 186.4307183958.

The spelling of 6479663 in words is "six million, four hundred seventy-nine thousand, six hundred sixty-three".