99820182 has 32 divisors (see below), whose sum is σ = 248903424. Its totient is φ = 25927200.

The previous prime is 99820181. The next prime is 99820187. The reversal of 99820182 is 28102899.

It is a self number, because there is not a number n which added to its sum of digits gives 99820182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99820181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107569 + ... + 108492.

It is an arithmetic number, because the mean of its divisors is an integer number (7778232).

Almost surely, 2^99820182 is an apocalyptic number.

99820182 is an abundant number, since it is smaller than the sum of its proper divisors (149083242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99820182 is a wasteful number, since it uses less digits than its factorization.

99820182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216084.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 99820182 is about 9991.0050545478. The cubic root of 99820182 is about 463.8805026947.

The spelling of 99820182 in words is "ninety-nine million, eight hundred twenty thousand, one hundred eighty-two".