86128382 has 8 divisors (see below), whose sum is σ = 129234000. Its totient is φ = 43050384.

The previous prime is 86128381. The next prime is 86128397. The reversal of 86128382 is 28382168.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86128381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4994 + ... + 14042.

It is an arithmetic number, because the mean of its divisors is an integer number (16154250).

Almost surely, 2^86128382 is an apocalyptic number.

86128382 is a deficient number, since it is larger than the sum of its proper divisors (43105618).

86128382 is a wasteful number, since it uses less digits than its factorization.

86128382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13810.

The product of its digits is 36864, while the sum is 38.

The square root of 86128382 is about 9280.5378076920. The cubic root of 86128382 is about 441.6200299794.

The spelling of 86128382 in words is "eighty-six million, one hundred twenty-eight thousand, three hundred eighty-two".