99385944 has 192 divisors, whose sum is σ = 318297600. Its totient is φ = 25276416.

The previous prime is 99385933. The next prime is 99385981. The reversal of 99385944 is 44958399.

It is a super-2 number, since 2×99385944² = 19755131729542272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

Its product of digits (1399680) is a multiple of the sum of its prime factors (162).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1116652 + ... + 1116740.

It is an arithmetic number, because the mean of its divisors is an integer number (1657800).

Almost surely, 2^99385944 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 99385944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159148800).

99385944 is an abundant number, since it is smaller than the sum of its proper divisors (218911656).

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

99385944 is a wasteful number, since it uses less digits than its factorization.

99385944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 141 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 51.

The square root of 99385944 is about 9969.2499216340. The cubic root of 99385944 is about 463.2068668984.

The spelling of 99385944 in words is "ninety-nine million, three hundred eighty-five thousand, nine hundred forty-four".