9928716 has 48 divisors (see below), whose sum is σ = 27874560. Its totient is φ = 2687040.

The previous prime is 9928693. The next prime is 9928727. The reversal of 9928716 is 6178299.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1515 + ... + 4706.

It is an arithmetic number, because the mean of its divisors is an integer number (580720).

Almost surely, 2^9928716 is an apocalyptic number.

It is an amenable number.

9928716 is an abundant number, since it is smaller than the sum of its proper divisors (17945844).

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

9928716 is a wasteful number, since it uses less digits than its factorization.

9928716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6254 (or 6252 counting only the distinct ones).

The product of its digits is 54432, while the sum is 42.

The square root of 9928716 is about 3150.9865121895. The cubic root of 9928716 is about 214.9303253589.

The spelling of 9928716 in words is "nine million, nine hundred twenty-eight thousand, seven hundred sixteen".