99169697 has 8 divisors (see below), whose sum is σ = 109668000. Its totient is φ = 88918560.

The previous prime is 99169667. The next prime is 99169699. The reversal of 99169697 is 79696199.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99169697 - 2¹⁰ = 99168673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99169699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60947 + ... + 62552.

It is an arithmetic number, because the mean of its divisors is an integer number (13708500).

Almost surely, 2^99169697 is an apocalyptic number.

It is an amenable number.

99169697 is a deficient number, since it is larger than the sum of its proper divisors (10498303).

99169697 is a wasteful number, since it uses less digits than its factorization.

99169697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123583.

The product of its digits is 1653372, while the sum is 56.

The square root of 99169697 is about 9958.3983149902. The cubic root of 99169697 is about 462.8706696853.

The spelling of 99169697 in words is "ninety-nine million, one hundred sixty-nine thousand, six hundred ninety-seven".