86005331 has 8 divisors (see below), whose sum is σ = 88349184. Its totient is φ = 83673280.

The previous prime is 86005327. The next prime is 86005351. The reversal of 86005331 is 13350068.

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 86005331 - 2² = 86005327 is a prime.

It is a super-2 number, since 2×86005331² = 14793833920839122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86005331.

It is not an unprimeable number, because it can be changed into a prime (86005321) 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, 12965 + ... + 18441.

It is an arithmetic number, because the mean of its divisors is an integer number (11043648).

Almost surely, 2^86005331 is an apocalyptic number.

86005331 is a deficient number, since it is larger than the sum of its proper divisors (2343853).

86005331 is a wasteful number, since it uses less digits than its factorization.

86005331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5901.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 86005331 is about 9273.9059192985. The cubic root of 86005331 is about 441.4096166218.

Adding to 86005331 its reverse (13350068), we get a palindrome (99355399).

It can be divided in two parts, 8600 and 5331, that added together give a palindrome (13931).

The spelling of 86005331 in words is "eighty-six million, five thousand, three hundred thirty-one".