99986318 has 16 divisors (see below), whose sum is σ = 152461440. Its totient is φ = 49169400.

The previous prime is 99986279. The next prime is 99986329. The reversal of 99986318 is 81368999.

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 99986318.

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, 97613 + ... + 98631.

It is an arithmetic number, because the mean of its divisors is an integer number (9528840).

Almost surely, 2^99986318 is an apocalyptic number.

99986318 is a deficient number, since it is larger than the sum of its proper divisors (52475122).

99986318 is a wasteful number, since it uses less digits than its factorization.

99986318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its digits is 839808, while the sum is 53.

The square root of 99986318 is about 9999.3158765988. The cubic root of 99986318 is about 464.1377136563.

The spelling of 99986318 in words is "ninety-nine million, nine hundred eighty-six thousand, three hundred eighteen".