99444800 has 168 divisors, whose sum is σ = 301605696. Its totient is φ = 31426560.

The previous prime is 99444791. The next prime is 99444811. The reversal of 99444800 is 844499.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145259 + ... + 145941.

It is an arithmetic number, because the mean of its divisors is an integer number (1795272).

Almost surely, 2^99444800 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 99444800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150802848).

99444800 is an abundant number, since it is smaller than the sum of its proper divisors (202160896).

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

99444800 is a wasteful number, since it uses less digits than its factorization.

99444800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 99444800 is about 9972.2013617857. The cubic root of 99444800 is about 463.2982853372.

The spelling of 99444800 in words is "ninety-nine million, four hundred forty-four thousand, eight hundred".