9939606 has 16 divisors (see below), whose sum is σ = 20416944. Its totient is φ = 3223584.

The previous prime is 9939583. The next prime is 9939613. The reversal of 9939606 is 6069399.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 22165 + ... + 22608.

It is an arithmetic number, because the mean of its divisors is an integer number (1276059).

Almost surely, 2^9939606 is an apocalyptic number.

9939606 is an abundant number, since it is smaller than the sum of its proper divisors (10477338).

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

9939606 is a wasteful number, since it uses less digits than its factorization.

9939606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44815.

The product of its (nonzero) digits is 78732, while the sum is 42.

The square root of 9939606 is about 3152.7140688619. The cubic root of 9939606 is about 215.0088765039.

The spelling of 9939606 in words is "nine million, nine hundred thirty-nine thousand, six hundred six".