86239317 has 8 divisors (see below), whose sum is σ = 121749696. Its totient is φ = 54110912.

The previous prime is 86239291. The next prime is 86239327. The reversal of 86239317 is 71393268.

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

It is a cyclic number.

It is not a de Polignac number, because 86239317 - 2⁷ = 86239189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86239327) 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 7 ways as a sum of consecutive naturals, for example, 845433 + ... + 845534.

It is an arithmetic number, because the mean of its divisors is an integer number (15218712).

Almost surely, 2^86239317 is an apocalyptic number.

It is an amenable number.

86239317 is a deficient number, since it is larger than the sum of its proper divisors (35510379).

86239317 is a wasteful number, since it uses less digits than its factorization.

86239317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690987.

The product of its digits is 54432, while the sum is 39.

The square root of 86239317 is about 9286.5126393065. The cubic root of 86239317 is about 441.8095536420.

The spelling of 86239317 in words is "eighty-six million, two hundred thirty-nine thousand, three hundred seventeen".