9914421 has 16 divisors (see below), whose sum is σ = 14607360. Its totient is φ = 5931120.

The previous prime is 9914407. The next prime is 9914431. The reversal of 9914421 is 1244199.

It is a de Polignac number, because none of the positive numbers 2^k-9914421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9914431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 706 + ... + 4508.

It is an arithmetic number, because the mean of its divisors is an integer number (912960).

Almost surely, 2^9914421 is an apocalyptic number.

It is an amenable number.

9914421 is a deficient number, since it is larger than the sum of its proper divisors (4692939).

9914421 is a wasteful number, since it uses less digits than its factorization.

9914421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3896.

The product of its digits is 2592, while the sum is 30.

The square root of 9914421 is about 3148.7173579094. The cubic root of 9914421 is about 214.8271262241.

The spelling of 9914421 in words is "nine million, nine hundred fourteen thousand, four hundred twenty-one".