99986205 has 16 divisors (see below), whose sum is σ = 174521664. Its totient is φ = 48478080.

The previous prime is 99986153. The next prime is 99986233. The reversal of 99986205 is 50268999.

It is not a de Polignac number, because 99986205 - 2⁶ = 99986141 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 302824 + ... + 303153.

It is an arithmetic number, because the mean of its divisors is an integer number (10907604).

Almost surely, 2^99986205 is an apocalyptic number.

It is an amenable number.

99986205 is a deficient number, since it is larger than the sum of its proper divisors (74535459).

99986205 is a wasteful number, since it uses less digits than its factorization.

99986205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605996.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 99986205 is about 9999.3102262106. The cubic root of 99986205 is about 464.1375388071.

The spelling of 99986205 in words is "ninety-nine million, nine hundred eighty-six thousand, two hundred five".