86866224 has 40 divisors (see below), whose sum is σ = 225013872. Its totient is φ = 28876800.

The previous prime is 86866217. The next prime is 86866229. The reversal of 86866224 is 42266868.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (86866229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16992 + ... + 21504.

Almost surely, 2^86866224 is an apocalyptic number.

It is an amenable number.

86866224 is an abundant number, since it is smaller than the sum of its proper divisors (138147648).

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

86866224 is a wasteful number, since it uses less digits than its factorization.

86866224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4925 (or 4919 counting only the distinct ones).

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

The square root of 86866224 is about 9320.2051479568. The cubic root of 86866224 is about 442.8775315523.

The spelling of 86866224 in words is "eighty-six million, eight hundred sixty-six thousand, two hundred twenty-four".