9909342 has 12 divisors (see below), whose sum is σ = 21470280. Its totient is φ = 3303108.

The previous prime is 9909337. The next prime is 9909353. The reversal of 9909342 is 2439099.

It is a junction number, because it is equal to n+sod(n) for n = 9909297 and 9909306.

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 in 5 ways as a sum of consecutive naturals, for example, 275242 + ... + 275277.

It is an arithmetic number, because the mean of its divisors is an integer number (1789190).

Almost surely, 2^9909342 is an apocalyptic number.

9909342 is an abundant number, since it is smaller than the sum of its proper divisors (11560938).

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

9909342 is a wasteful number, since it uses less digits than its factorization.

9909342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550527 (or 550524 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 9909342 is about 3147.9107357103. The cubic root of 9909342 is about 214.7904357861.

The spelling of 9909342 in words is "nine million, nine hundred nine thousand, three hundred forty-two".