99959804 has 48 divisors (see below), whose sum is σ = 209092800. Its totient is φ = 41771520.

The previous prime is 99959803. The next prime is 99959807. The reversal of 99959804 is 40895999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99959803) 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 15 ways as a sum of consecutive naturals, for example, 55364 + ... + 57140.

It is an arithmetic number, because the mean of its divisors is an integer number (4356100).

Almost surely, 2^99959804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99959804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104546400).

99959804 is an abundant number, since it is smaller than the sum of its proper divisors (109132996).

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

99959804 is a wasteful number, since it uses less digits than its factorization.

99959804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843 (or 1827 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 53.

The square root of 99959804 is about 9997.9899979946. The cubic root of 99959804 is about 464.0966839251.

The spelling of 99959804 in words is "ninety-nine million, nine hundred fifty-nine thousand, eight hundred four".