9873899 has 8 divisors (see below), whose sum is σ = 11443968. Its totient is φ = 8343720.

The previous prime is 9873893. The next prime is 9873911. The reversal of 9873899 is 9983789.

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

It is not a de Polignac number, because 9873899 - 2⁴ = 9873883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9873899.

It is not an unprimeable number, because it can be changed into a prime (9873893) 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, 9437 + ... + 10430.

It is an arithmetic number, because the mean of its divisors is an integer number (1430496).

Almost surely, 2^9873899 is an apocalyptic number.

9873899 is a deficient number, since it is larger than the sum of its proper divisors (1570069).

9873899 is a wasteful number, since it uses less digits than its factorization.

9873899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19945.

The product of its digits is 979776, while the sum is 53.

The square root of 9873899 is about 3142.2760858970. The cubic root of 9873899 is about 214.5340476958.

The spelling of 9873899 in words is "nine million, eight hundred seventy-three thousand, eight hundred ninety-nine".