99893717 has 36 divisors (see below), whose sum is σ = 134303904. Its totient is φ = 72167040.

The previous prime is 99893701. The next prime is 99893723. The reversal of 99893717 is 71739899.

It is not a de Polignac number, because 99893717 - 2⁴ = 99893701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99893767) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1490918 + ... + 1490984.

It is an arithmetic number, because the mean of its divisors is an integer number (3730664).

Almost surely, 2^99893717 is an apocalyptic number.

It is an amenable number.

99893717 is a deficient number, since it is larger than the sum of its proper divisors (34410187).

99893717 is a wasteful number, since it uses less digits than its factorization.

99893717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 102 counting only the distinct ones).

The product of its digits is 857304, while the sum is 53.

The square root of 99893717 is about 9994.6844372396. The cubic root of 99893717 is about 463.9943844074.

The spelling of 99893717 in words is "ninety-nine million, eight hundred ninety-three thousand, seven hundred seventeen".