86000091 has 8 divisors (see below), whose sum is σ = 114740304. Its totient is φ = 57296640.

The previous prime is 86000081. The next prime is 86000141. The reversal of 86000091 is 19000068.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86000091 - 2⁹ = 85999579 is a prime.

86000091 is a modest number, since divided by 91 gives 86 as remainder.

It is not an unprimeable number, because it can be changed into a prime (86000071) 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 7 ways as a sum of consecutive naturals, for example, 3166 + ... + 13491.

It is an arithmetic number, because the mean of its divisors is an integer number (14342538).

Almost surely, 2^86000091 is an apocalyptic number.

86000091 is a deficient number, since it is larger than the sum of its proper divisors (28740213).

86000091 is a wasteful number, since it uses less digits than its factorization.

86000091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18381.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 86000091 is about 9273.6234018856. The cubic root of 86000091 is about 441.4006519319.

The spelling of 86000091 in words is "eighty-six million, ninety-one", and thus it is an aban number and an uban number.