86344424 has 16 divisors (see below), whose sum is σ = 167118720. Its totient is φ = 41779440.

The previous prime is 86344403. The next prime is 86344429. The reversal of 86344424 is 42444368.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173834 + ... + 174329.

It is an arithmetic number, because the mean of its divisors is an integer number (10444920).

Almost surely, 2^86344424 is an apocalyptic number.

It is an amenable number.

86344424 is a deficient number, since it is larger than the sum of its proper divisors (80774296).

86344424 is a wasteful number, since it uses less digits than its factorization.

86344424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348200 (or 348196 counting only the distinct ones).

The product of its digits is 73728, while the sum is 35.

The square root of 86344424 is about 9292.1700371872. The cubic root of 86344424 is about 441.9889707396.

It can be divided in two parts, 86344 and 424, that added together give a palindrome (86768).

The spelling of 86344424 in words is "eighty-six million, three hundred forty-four thousand, four hundred twenty-four".