9999349 has 8 divisors (see below), whose sum is σ = 10834560. Its totient is φ = 9191616.

The previous prime is 9999347. The next prime is 9999397. The reversal of 9999349 is 9439999.

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

It is a cyclic number.

It is not a de Polignac number, because 9999349 - 2¹ = 9999347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9999296 and 9999305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6109 + ... + 7570.

It is an arithmetic number, because the mean of its divisors is an integer number (1354320).

Almost surely, 2^9999349 is an apocalyptic number.

It is an amenable number.

9999349 is a deficient number, since it is larger than the sum of its proper divisors (835211).

9999349 is a wasteful number, since it uses less digits than its factorization.

9999349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13739.

The product of its digits is 708588, while the sum is 52.

The square root of 9999349 is about 3162.1747263553. The cubic root of 9999349 is about 215.4387937785.

The spelling of 9999349 in words is "nine million, nine hundred ninety-nine thousand, three hundred forty-nine".