9928464 has 80 divisors (see below), whose sum is σ = 31581312. Its totient is φ = 2617344.

The previous prime is 9928453. The next prime is 9928487. The reversal of 9928464 is 4648299.

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

Its product of digits (124416) is a multiple of the sum of its prime factors (2304).

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 15 ways as a sum of consecutive naturals, for example, 3232 + ... + 5504.

Almost surely, 2^9928464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9928464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15790656).

9928464 is an abundant number, since it is smaller than the sum of its proper divisors (21652848).

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

9928464 is a wasteful number, since it uses less digits than its factorization.

9928464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304 (or 2298 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 9928464 is about 3150.9465244590. The cubic root of 9928464 is about 214.9285069667.

The spelling of 9928464 in words is "nine million, nine hundred twenty-eight thousand, four hundred sixty-four".