9907899 has 8 divisors (see below), whose sum is σ = 13248000. Its totient is φ = 6586536.

The previous prime is 9907867. The next prime is 9907901. The reversal of 9907899 is 9987099.

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

It is not a de Polignac number, because 9907899 - 2⁵ = 9907867 is a prime.

9907899 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9907819) 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, 3399 + ... + 5600.

It is an arithmetic number, because the mean of its divisors is an integer number (1656000).

Almost surely, 2^9907899 is an apocalyptic number.

9907899 is a deficient number, since it is larger than the sum of its proper divisors (3340101).

9907899 is a wasteful number, since it uses less digits than its factorization.

9907899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9369.

The product of its (nonzero) digits is 367416, while the sum is 51.

The square root of 9907899 is about 3147.6815277280. The cubic root of 9907899 is about 214.7800093405.

The spelling of 9907899 in words is "nine million, nine hundred seven thousand, eight hundred ninety-nine".