99033520 has 20 divisors (see below), whose sum is σ = 230253120. Its totient is φ = 39613376.

The previous prime is 99033509. The next prime is 99033541. The reversal of 99033520 is 2533099.

It is a tau number, because it is divible by the number of its divisors (20).

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 3 ways as a sum of consecutive naturals, for example, 618880 + ... + 619039.

It is an arithmetic number, because the mean of its divisors is an integer number (11512656).

Almost surely, 2^99033520 is an apocalyptic number.

It is an amenable number.

99033520 is an abundant number, since it is smaller than the sum of its proper divisors (131219600).

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

99033520 is a wasteful number, since it uses less digits than its factorization.

99033520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237932 (or 1237926 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 99033520 is about 9951.5586718865. The cubic root of 99033520 is about 462.6587056999.

The spelling of 99033520 in words is "ninety-nine million, thirty-three thousand, five hundred twenty".