86673443 has 2 divisors, whose sum is σ = 86673444. Its totient is φ = 86673442.

The previous prime is 86673409. The next prime is 86673469. The reversal of 86673443 is 34437668.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86673443 - 2¹⁰ = 86672419 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86673443.

It is not a weakly prime, because it can be changed into another prime (86673403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43336721 + 43336722.

It is an arithmetic number, because the mean of its divisors is an integer number (43336722).

Almost surely, 2^86673443 is an apocalyptic number.

86673443 is a deficient number, since it is larger than the sum of its proper divisors (1).

86673443 is an equidigital number, since it uses as much as digits as its factorization.

86673443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 41.

The square root of 86673443 is about 9309.8573028806. The cubic root of 86673443 is about 442.5496649119.

The spelling of 86673443 in words is "eighty-six million, six hundred seventy-three thousand, four hundred forty-three".