99109338 has 8 divisors (see below), whose sum is σ = 198218688. Its totient is φ = 33036444.

The previous prime is 99109333. The next prime is 99109343. The reversal of 99109338 is 83390199.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (99109333) and next prime (99109343).

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

99109338 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 99109338.

It is not an unprimeable number, because it can be changed into a prime (99109331) 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, 8259106 + ... + 8259117.

It is an arithmetic number, because the mean of its divisors is an integer number (24777336).

Almost surely, 2^99109338 is an apocalyptic number.

99109338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99109338 is a wasteful number, since it uses less digits than its factorization.

99109338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16518228.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 99109338 is about 9955.3672960871. The cubic root of 99109338 is about 462.7767428720.

The spelling of 99109338 in words is "ninety-nine million, one hundred nine thousand, three hundred thirty-eight".