99689696 has 24 divisors (see below), whose sum is σ = 201053664. Its totient is φ = 48628480.

The previous prime is 99689687. The next prime is 99689699. The reversal of 99689696 is 69698699.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99689699) 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, 36680 + ... + 39303.

It is an arithmetic number, because the mean of its divisors is an integer number (8377236).

Almost surely, 2^99689696 is an apocalyptic number.

It is an amenable number.

99689696 is an abundant number, since it is smaller than the sum of its proper divisors (101363968).

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

99689696 is a wasteful number, since it uses less digits than its factorization.

99689696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76034 (or 76026 counting only the distinct ones).

The product of its digits is 11337408, while the sum is 62.

The square root of 99689696 is about 9984.4727452179. The cubic root of 99689696 is about 463.6782847185.

The spelling of 99689696 in words is "ninety-nine million, six hundred eighty-nine thousand, six hundred ninety-six".