9908942 has 4 divisors (see below), whose sum is σ = 14863416. Its totient is φ = 4954470.

The previous prime is 9908939. The next prime is 9908957. The reversal of 9908942 is 2498099.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9908942.

It is a congruent number.

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, 2477234 + ... + 2477237.

It is an arithmetic number, because the mean of its divisors is an integer number (3715854).

Almost surely, 2^9908942 is an apocalyptic number.

9908942 is a deficient number, since it is larger than the sum of its proper divisors (4954474).

9908942 is a wasteful number, since it uses less digits than its factorization.

9908942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4954473.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 9908942 is about 3147.8472008660. The cubic root of 9908942 is about 214.7875456739.

The spelling of 9908942 in words is "nine million, nine hundred eight thousand, nine hundred forty-two".