9934399 has 4 divisors (see below), whose sum is σ = 10097320. Its totient is φ = 9771480.

The previous prime is 9934387. The next prime is 9934411.

9934399 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (9934387) and next prime (9934411).

It is a cyclic number.

It is not a de Polignac number, because 9934399 - 2⁷ = 9934271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9934339) 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, 81369 + ... + 81490.

It is an arithmetic number, because the mean of its divisors is an integer number (2524330).

Almost surely, 2^9934399 is an apocalyptic number.

9934399 is a deficient number, since it is larger than the sum of its proper divisors (162921).

9934399 is a wasteful number, since it uses less digits than its factorization.

9934399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162920.

The product of its digits is 236196, while the sum is 46.

The square root of 9934399 is about 3151.8881642596. Note that the first 3 decimals coincide. The cubic root of 9934399 is about 214.9713248218.

The spelling of 9934399 in words is "nine million, nine hundred thirty-four thousand, three hundred ninety-nine".