86866422 has 8 divisors (see below), whose sum is σ = 173732856. Its totient is φ = 28955472.

The previous prime is 86866411. The next prime is 86866453. The reversal of 86866422 is 22466868.

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

86866422 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7238863 + ... + 7238874.

It is an arithmetic number, because the mean of its divisors is an integer number (21716607).

Almost surely, 2^86866422 is an apocalyptic number.

86866422 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.

86866422 is a wasteful number, since it uses less digits than its factorization.

86866422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14477742.

The product of its digits is 221184, while the sum is 42.

The square root of 86866422 is about 9320.2157700345. The cubic root of 86866422 is about 442.8778680455.

The spelling of 86866422 in words is "eighty-six million, eight hundred sixty-six thousand, four hundred twenty-two".