86344423 has 4 divisors (see below), whose sum is σ = 94193928. Its totient is φ = 78494920.

The previous prime is 86344403. The next prime is 86344429. The reversal of 86344423 is 32444368.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86344423 - 2¹³ = 86336231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86344429) 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 in 3 ways as a sum of consecutive naturals, for example, 3924736 + ... + 3924757.

It is an arithmetic number, because the mean of its divisors is an integer number (23548482).

Almost surely, 2^86344423 is an apocalyptic number.

86344423 is a deficient number, since it is larger than the sum of its proper divisors (7849505).

86344423 is a wasteful number, since it uses less digits than its factorization.

86344423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7849504.

The product of its digits is 55296, while the sum is 34.

The square root of 86344423 is about 9292.1699833785. The cubic root of 86344423 is about 441.9889690333.

The spelling of 86344423 in words is "eighty-six million, three hundred forty-four thousand, four hundred twenty-three".