99576 has 32 divisors (see below), whose sum is σ = 277200. Its totient is φ = 33120.

The previous prime is 99571. The next prime is 99577. The reversal of 99576 is 67599.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 99576.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99571) by changing a digit.

99576 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15 + ... + 446.

2⁹⁹⁵⁷⁶ 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 99576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138600).

99576 is an abundant number, since it is smaller than the sum of its proper divisors (177624).

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

99576 is a wasteful number, since it uses less digits than its factorization.

99576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 466 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 99576 is about 315.5566510153. The cubic root of 99576 is about 46.3501942787.

The spelling of 99576 in words is "ninety-nine thousand, five hundred seventy-six".