86328578 has 8 divisors (see below), whose sum is σ = 147991872. Its totient is φ = 36997956.

The previous prime is 86328553. The next prime is 86328581. The reversal of 86328578 is 87582368.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3083150 + ... + 3083177.

It is an arithmetic number, because the mean of its divisors is an integer number (18498984).

Almost surely, 2^86328578 is an apocalyptic number.

86328578 is a deficient number, since it is larger than the sum of its proper divisors (61663294).

86328578 is a wasteful number, since it uses less digits than its factorization.

86328578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166336.

The product of its digits is 645120, while the sum is 47.

The square root of 86328578 is about 9291.3173447041. The cubic root of 86328578 is about 441.9619310251.

The spelling of 86328578 in words is "eighty-six million, three hundred twenty-eight thousand, five hundred seventy-eight".