8686463 has 2 divisors, whose sum is σ = 8686464. Its totient is φ = 8686462.

The previous prime is 8686459. The next prime is 8686471. The reversal of 8686463 is 3646868.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8686463 - 2² = 8686459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8686463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8686163) 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, 4343231 + 4343232.

It is an arithmetic number, because the mean of its divisors is an integer number (4343232).

Almost surely, 2^8686463 is an apocalyptic number.

8686463 is a deficient number, since it is larger than the sum of its proper divisors (1).

8686463 is an equidigital number, since it uses as much as digits as its factorization.

8686463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 41.

The square root of 8686463 is about 2947.2806110040. The cubic root of 8686463 is about 205.5642831237.

The spelling of 8686463 in words is "eight million, six hundred eighty-six thousand, four hundred sixty-three".