99399327 has 16 divisors (see below), whose sum is σ = 139695840. Its totient is φ = 62771072.

The previous prime is 99399319. The next prime is 99399329. The reversal of 99399327 is 72399399.

It is a cyclic number.

It is not a de Polignac number, because 99399327 - 2³ = 99399319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99399327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99399329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6168 + ... + 15389.

It is an arithmetic number, because the mean of its divisors is an integer number (8730990).

Almost surely, 2^99399327 is an apocalyptic number.

99399327 is a deficient number, since it is larger than the sum of its proper divisors (40296513).

99399327 is a wasteful number, since it uses less digits than its factorization.

99399327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21642.

The product of its digits is 826686, while the sum is 51.

The square root of 99399327 is about 9969.9211130279. The cubic root of 99399327 is about 463.2276572939.

The spelling of 99399327 in words is "ninety-nine million, three hundred ninety-nine thousand, three hundred twenty-seven".