9909914 has 16 divisors (see below), whose sum is σ = 17040768. Its totient is φ = 4234032.

The previous prime is 9909901. The next prime is 9909917. The reversal of 9909914 is 4199099.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9909917) by changing a digit.

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, 4667 + ... + 6449.

It is an arithmetic number, because the mean of its divisors is an integer number (1065048).

Almost surely, 2^9909914 is an apocalyptic number.

9909914 is a deficient number, since it is larger than the sum of its proper divisors (7130854).

9909914 is a wasteful number, since it uses less digits than its factorization.

9909914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189.

The product of its (nonzero) digits is 26244, while the sum is 41.

The square root of 9909914 is about 3148.0015883096. The cubic root of 9909914 is about 214.7945685114.

The spelling of 9909914 in words is "nine million, nine hundred nine thousand, nine hundred fourteen".