99307744 has 48 divisors (see below), whose sum is σ = 216040608. Its totient is φ = 44695552.

The previous prime is 99307723. The next prime is 99307801. The reversal of 99307744 is 44770399.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 99307744.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8544 + ... + 16480.

It is an arithmetic number, because the mean of its divisors is an integer number (4500846).

Almost surely, 2^99307744 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 99307744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108020304).

99307744 is an abundant number, since it is smaller than the sum of its proper divisors (116732864).

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

99307744 is a wasteful number, since it uses less digits than its factorization.

99307744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987 (or 7979 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 99307744 is about 9965.3270894637. The cubic root of 99307744 is about 463.0853464227.

The spelling of 99307744 in words is "ninety-nine million, three hundred seven thousand, seven hundred forty-four".