43085686 has 16 divisors (see below), whose sum is σ = 75858336. Its totient is φ = 17966016.

The previous prime is 43085681. The next prime is 43085687. The reversal of 43085686 is 68658034.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43085681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41071 + ... + 42106.

It is an arithmetic number, because the mean of its divisors is an integer number (4741146).

Almost surely, 2^43085686 is an apocalyptic number.

43085686 is a deficient number, since it is larger than the sum of its proper divisors (32772650).

43085686 is a wasteful number, since it uses less digits than its factorization.

43085686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83223.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 43085686 is about 6563.9687689690. The cubic root of 43085686 is about 350.5723587435.

The spelling of 43085686 in words is "forty-three million, eighty-five thousand, six hundred eighty-six".