9942668 has 6 divisors (see below), whose sum is σ = 17399676. Its totient is φ = 4971332.

The previous prime is 9942659. The next prime is 9942683. The reversal of 9942668 is 8662499.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1242830 + ... + 1242837.

It is an arithmetic number, because the mean of its divisors is an integer number (2899946).

Almost surely, 2^9942668 is an apocalyptic number.

It is an amenable number.

9942668 is a deficient number, since it is larger than the sum of its proper divisors (7457008).

9942668 is a wasteful number, since it uses less digits than its factorization.

9942668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485671 (or 2485669 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 9942668 is about 3153.1996448053. The cubic root of 9942668 is about 215.0309528178.

The spelling of 9942668 in words is "nine million, nine hundred forty-two thousand, six hundred sixty-eight".