99335920 has 20 divisors (see below), whose sum is σ = 230956200. Its totient is φ = 39734336.

The previous prime is 99335917. The next prime is 99335923. The reversal of 99335920 is 2953399.

It is an interprime number because it is at equal distance from previous prime (99335917) and next prime (99335923).

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

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99335923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620770 + ... + 620929.

It is an arithmetic number, because the mean of its divisors is an integer number (11547810).

Almost surely, 2^99335920 is an apocalyptic number.

It is an amenable number.

99335920 is an abundant number, since it is smaller than the sum of its proper divisors (131620280).

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

99335920 is a wasteful number, since it uses less digits than its factorization.

99335920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241712 (or 1241706 counting only the distinct ones).

The product of its (nonzero) digits is 65610, while the sum is 40.

The square root of 99335920 is about 9966.7406909180. The cubic root of 99335920 is about 463.1291384386.

The spelling of 99335920 in words is "ninety-nine million, three hundred thirty-five thousand, nine hundred twenty".