86198718 has 8 divisors (see below), whose sum is σ = 172397448. Its totient is φ = 28732904.

The previous prime is 86198713. The next prime is 86198741. The reversal of 86198718 is 81789168.

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

86198718 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86198713) 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, 7183221 + ... + 7183232.

It is an arithmetic number, because the mean of its divisors is an integer number (21549681).

Almost surely, 2^86198718 is an apocalyptic number.

86198718 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.

86198718 is a wasteful number, since it uses less digits than its factorization.

86198718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14366458.

The product of its digits is 193536, while the sum is 48.

The square root of 86198718 is about 9284.3264699169. The cubic root of 86198718 is about 441.7402123323.

The spelling of 86198718 in words is "eighty-six million, one hundred ninety-eight thousand, seven hundred eighteen".