99988733 has 16 divisors (see below), whose sum is σ = 111745536. Its totient is φ = 88845120.

The previous prime is 99988649. The next prime is 99988753. The reversal of 99988733 is 33788999.

It is not a de Polignac number, because 99988733 - 2⁸ = 99988477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99988753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90935 + ... + 92027.

It is an arithmetic number, because the mean of its divisors is an integer number (6984096).

Almost surely, 2^99988733 is an apocalyptic number.

It is an amenable number.

99988733 is a deficient number, since it is larger than the sum of its proper divisors (11756803).

99988733 is a wasteful number, since it uses less digits than its factorization.

99988733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364.

The product of its digits is 2939328, while the sum is 56.

The square root of 99988733 is about 9999.4366341309. The cubic root of 99988733 is about 464.1414504461.

The spelling of 99988733 in words is "ninety-nine million, nine hundred eighty-eight thousand, seven hundred thirty-three".