99850171 has 8 divisors (see below), whose sum is σ = 102391344. Its totient is φ = 97319040.

The previous prime is 99850169. The next prime is 99850207. The reversal of 99850171 is 17105899.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 99850171 - 2¹ = 99850169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99850141) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 20175 + ... + 24631.

It is an arithmetic number, because the mean of its divisors is an integer number (12798918).

Almost surely, 2^99850171 is an apocalyptic number.

99850171 is a deficient number, since it is larger than the sum of its proper divisors (2541173).

99850171 is a wasteful number, since it uses less digits than its factorization.

99850171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5021.

The product of its (nonzero) digits is 22680, while the sum is 40.

The square root of 99850171 is about 9992.5057418047. The cubic root of 99850171 is about 463.9269526184.

The spelling of 99850171 in words is "ninety-nine million, eight hundred fifty thousand, one hundred seventy-one".