86666322 has 8 divisors (see below), whose sum is σ = 173332656. Its totient is φ = 28888772.

The previous prime is 86666303. The next prime is 86666329. The reversal of 86666322 is 22366668.

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

86666322 is an admirable number.

It is a super-2 number, since 2×86666322² = 15022102738015368, which contains 22 as substring.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (86666329) 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, 7222188 + ... + 7222199.

It is an arithmetic number, because the mean of its divisors is an integer number (21666582).

Almost surely, 2^86666322 is an apocalyptic number.

86666322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86666322 is a wasteful number, since it uses less digits than its factorization.

86666322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444392.

The product of its digits is 124416, while the sum is 39.

The square root of 86666322 is about 9309.4748509247. The cubic root of 86666322 is about 442.5375447731.

The spelling of 86666322 in words is "eighty-six million, six hundred sixty-six thousand, three hundred twenty-two".