99043800 has 96 divisors (see below), whose sum is σ = 308551680. Its totient is φ = 26281600.

The previous prime is 99043799. The next prime is 99043807. The reversal of 99043800 is 834099.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99043807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 229585 + ... + 230015.

It is an arithmetic number, because the mean of its divisors is an integer number (3214080).

Almost surely, 2^99043800 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 99043800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154275840).

99043800 is an abundant number, since it is smaller than the sum of its proper divisors (209507880).

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

99043800 is a wasteful number, since it uses less digits than its factorization.

99043800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833 (or 824 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 99043800 is about 9952.0751604879. The cubic root of 99043800 is about 462.6747136365.

Adding to 99043800 its reverse (834099), we get a palindrome (99877899).

The spelling of 99043800 in words is "ninety-nine million, forty-three thousand, eight hundred".