86898518 has 16 divisors (see below), whose sum is σ = 153775104. Its totient is φ = 36040680.

The previous prime is 86898479. The next prime is 86898521. The reversal of 86898518 is 81589868.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 86898518.

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 7 ways as a sum of consecutive naturals, for example, 99680 + ... + 100547.

It is an arithmetic number, because the mean of its divisors is an integer number (9610944).

Almost surely, 2^86898518 is an apocalyptic number.

86898518 is a deficient number, since it is larger than the sum of its proper divisors (66876586).

86898518 is a wasteful number, since it uses less digits than its factorization.

86898518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200267.

The product of its digits is 1105920, while the sum is 53.

The square root of 86898518 is about 9321.9374595628. The cubic root of 86898518 is about 442.9324071773.

The spelling of 86898518 in words is "eighty-six million, eight hundred ninety-eight thousand, five hundred eighteen".