86427673 has 2 divisors, whose sum is σ = 86427674. Its totient is φ = 86427672.

The previous prime is 86427623. The next prime is 86427703. The reversal of 86427673 is 37672468.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56430144 + 29997529 = 7512^2 + 5477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86427673 is a prime.

It is not a weakly prime, because it can be changed into another prime (86427623) 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, 43213836 + 43213837.

It is an arithmetic number, because the mean of its divisors is an integer number (43213837).

Almost surely, 2^86427673 is an apocalyptic number.

It is an amenable number.

86427673 is a deficient number, since it is larger than the sum of its proper divisors (1).

86427673 is an equidigital number, since it uses as much as digits as its factorization.

86427673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 43.

The square root of 86427673 is about 9296.6484821144. The cubic root of 86427673 is about 442.1309730411.

The spelling of 86427673 in words is "eighty-six million, four hundred twenty-seven thousand, six hundred seventy-three".