86452218 has 16 divisors (see below), whose sum is σ = 192116160. Its totient is φ = 28817388.

The previous prime is 86452217. The next prime is 86452229. The reversal of 86452218 is 81225468.

86452218 is a `hidden beast` number, since 8 + 645 + 2 + 2 + 1 + 8 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86452213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800430 + ... + 800537.

It is an arithmetic number, because the mean of its divisors is an integer number (12007260).

Almost surely, 2^86452218 is an apocalyptic number.

86452218 is an abundant number, since it is smaller than the sum of its proper divisors (105663942).

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

86452218 is a wasteful number, since it uses less digits than its factorization.

86452218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600978 (or 1600972 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 86452218 is about 9297.9684877934. The cubic root of 86452218 is about 442.1728233622.

The spelling of 86452218 in words is "eighty-six million, four hundred fifty-two thousand, two hundred eighteen".