9999708 has 12 divisors (see below), whose sum is σ = 23332680. Its totient is φ = 3333232.

The previous prime is 9999677. The next prime is 9999713. The reversal of 9999708 is 8079999.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416643 + ... + 416666.

It is an arithmetic number, because the mean of its divisors is an integer number (1944390).

Almost surely, 2^9999708 is an apocalyptic number.

It is an amenable number.

9999708 is an abundant number, since it is smaller than the sum of its proper divisors (13332972).

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

9999708 is a wasteful number, since it uses less digits than its factorization.

9999708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833316 (or 833314 counting only the distinct ones).

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

The square root of 9999708 is about 3162.2314905775. The cubic root of 9999708 is about 215.4413719997.

The spelling of 9999708 in words is "nine million, nine hundred ninety-nine thousand, seven hundred eight".