99521332 has 24 divisors (see below), whose sum is σ = 185262336. Its totient is φ = 46616448.

The previous prime is 99521327. The next prime is 99521353. The reversal of 99521332 is 23312599.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11883 + ... + 18445.

It is an arithmetic number, because the mean of its divisors is an integer number (7719264).

Almost surely, 2^99521332 is an apocalyptic number.

It is an amenable number.

99521332 is a deficient number, since it is larger than the sum of its proper divisors (85741004).

99521332 is a wasteful number, since it uses less digits than its factorization.

99521332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6807 (or 6805 counting only the distinct ones).

The product of its digits is 14580, while the sum is 34.

The square root of 99521332 is about 9976.0378908663. The cubic root of 99521332 is about 463.4171051998.

The spelling of 99521332 in words is "ninety-nine million, five hundred twenty-one thousand, three hundred thirty-two".