99732672 has 168 divisors, whose sum is σ = 324520560. Its totient is φ = 29030400.

The previous prime is 99732643. The next prime is 99732707. The reversal of 99732672 is 27623799.

It is a happy 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 23 ways as a sum of consecutive naturals, for example, 141922 + ... + 142622.

It is an arithmetic number, because the mean of its divisors is an integer number (1931670).

Almost surely, 2^99732672 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 99732672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162260280).

99732672 is an abundant number, since it is smaller than the sum of its proper divisors (224787888).

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

99732672 is a wasteful number, since it uses less digits than its factorization.

99732672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751 (or 738 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 99732672 is about 9986.6246550073. The cubic root of 99732672 is about 463.7449053622.

The spelling of 99732672 in words is "ninety-nine million, seven hundred thirty-two thousand, six hundred seventy-two".