99818182 has 8 divisors (see below), whose sum is σ = 150324552. Its totient is φ = 49710000.

The previous prime is 99818129. The next prime is 99818189. The reversal of 99818182 is 28181899.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99818189) 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, 98919 + ... + 99922.

It is an arithmetic number, because the mean of its divisors is an integer number (18790569).

Almost surely, 2^99818182 is an apocalyptic number.

99818182 is a deficient number, since it is larger than the sum of its proper divisors (50506370).

99818182 is a wasteful number, since it uses less digits than its factorization.

99818182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199094.

The product of its digits is 82944, while the sum is 46.

The square root of 99818182 is about 9990.9049640160. The cubic root of 99818182 is about 463.8774045664.

It can be divided in two parts, 99818 and 182, that added together give a 5-th power (100000 = 10⁵).

The spelling of 99818182 in words is "ninety-nine million, eight hundred eighteen thousand, one hundred eighty-two".