99516218 has 8 divisors (see below), whose sum is σ = 149457312. Its totient is φ = 49697116.

The previous prime is 99516187. The next prime is 99516223. The reversal of 99516218 is 81261599.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28430 + ... + 31737.

It is an arithmetic number, because the mean of its divisors is an integer number (18682164).

Almost surely, 2^99516218 is an apocalyptic number.

99516218 is a deficient number, since it is larger than the sum of its proper divisors (49941094).

99516218 is a wasteful number, since it uses less digits than its factorization.

99516218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60996.

The product of its digits is 38880, while the sum is 41.

The square root of 99516218 is about 9975.7815733906. The cubic root of 99516218 is about 463.4091673516.

The spelling of 99516218 in words is "ninety-nine million, five hundred sixteen thousand, two hundred eighteen".