99719793 has 12 divisors (see below), whose sum is σ = 144168960. Its totient is φ = 66420216.

The previous prime is 99719791. The next prime is 99719797. The reversal of 99719793 is 39791799.

It is not a de Polignac number, because 99719793 - 2¹ = 99719791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99719791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7180 + ... + 15842.

It is an arithmetic number, because the mean of its divisors is an integer number (12014080).

Almost surely, 2^99719793 is an apocalyptic number.

It is an amenable number.

99719793 is a deficient number, since it is larger than the sum of its proper divisors (44449167).

99719793 is a wasteful number, since it uses less digits than its factorization.

99719793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9948 (or 9945 counting only the distinct ones).

The product of its digits is 964467, while the sum is 54.

The square root of 99719793 is about 9985.9798217301. The cubic root of 99719793 is about 463.7249425703.

The spelling of 99719793 in words is "ninety-nine million, seven hundred nineteen thousand, seven hundred ninety-three".