9928814 has 8 divisors (see below), whose sum is σ = 17020848. Its totient is φ = 4255200.

The previous prime is 9928813. The next prime is 9928843. The reversal of 9928814 is 4188299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9928813) 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 3 ways as a sum of consecutive naturals, for example, 354587 + ... + 354614.

It is an arithmetic number, because the mean of its divisors is an integer number (2127606).

Almost surely, 2^9928814 is an apocalyptic number.

9928814 is a deficient number, since it is larger than the sum of its proper divisors (7092034).

9928814 is a wasteful number, since it uses less digits than its factorization.

9928814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709210.

The product of its digits is 41472, while the sum is 41.

The square root of 9928814 is about 3151.0020628365. The cubic root of 9928814 is about 214.9310325032.

The spelling of 9928814 in words is "nine million, nine hundred twenty-eight thousand, eight hundred fourteen".