86389459 has 8 divisors (see below), whose sum is σ = 93118032. Its totient is φ = 79672800.

The previous prime is 86389439. The next prime is 86389469. The reversal of 86389459 is 95498368.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86389459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86389439) 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, 17184 + ... + 21634.

It is an arithmetic number, because the mean of its divisors is an integer number (11639754).

Almost surely, 2^86389459 is an apocalyptic number.

86389459 is a deficient number, since it is larger than the sum of its proper divisors (6728573).

86389459 is a wasteful number, since it uses less digits than its factorization.

86389459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5957.

The product of its digits is 1866240, while the sum is 52.

The square root of 86389459 is about 9294.5929980823. The cubic root of 86389459 is about 442.0658006908.

The spelling of 86389459 in words is "eighty-six million, three hundred eighty-nine thousand, four hundred fifty-nine".