99984873 has 4 divisors (see below), whose sum is σ = 133313168. Its totient is φ = 66656580.

The previous prime is 99984853. The next prime is 99984877. The reversal of 99984873 is 37848999.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 99984873 - 2⁸ = 99984617 is a prime.

It is a super-2 number, since 2×99984873² = 19993949657652258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99984877) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16664143 + ... + 16664148.

It is an arithmetic number, because the mean of its divisors is an integer number (33328292).

Almost surely, 2^99984873 is an apocalyptic number.

It is an amenable number.

99984873 is a deficient number, since it is larger than the sum of its proper divisors (33328295).

99984873 is a wasteful number, since it uses less digits than its factorization.

99984873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33328294.

The product of its digits is 3919104, while the sum is 57.

The square root of 99984873 is about 9999.2436213946. The cubic root of 99984873 is about 464.1354777430.

The spelling of 99984873 in words is "ninety-nine million, nine hundred eighty-four thousand, eight hundred seventy-three".