86649683 has 2 divisors, whose sum is σ = 86649684. Its totient is φ = 86649682.

The previous prime is 86649653. The next prime is 86649721. The reversal of 86649683 is 38694668.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86649683 - 2²² = 82455379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86649653) 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, 43324841 + 43324842.

It is an arithmetic number, because the mean of its divisors is an integer number (43324842).

Almost surely, 2^86649683 is an apocalyptic number.

86649683 is a deficient number, since it is larger than the sum of its proper divisors (1).

86649683 is an equidigital number, since it uses as much as digits as its factorization.

86649683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 50.

The square root of 86649683 is about 9308.5811485962. The cubic root of 86649683 is about 442.5092221471.

The spelling of 86649683 in words is "eighty-six million, six hundred forty-nine thousand, six hundred eighty-three".