9836728 has 16 divisors (see below), whose sum is σ = 20120760. Its totient is φ = 4471200.

The previous prime is 9836719. The next prime is 9836759. The reversal of 9836728 is 8276389.

It is a super-2 number, since 2×9836728² = 193522435491968, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55803 + ... + 55978.

Almost surely, 2^9836728 is an apocalyptic number.

It is an amenable number.

9836728 is an abundant number, since it is smaller than the sum of its proper divisors (10284032).

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

9836728 is a wasteful number, since it uses less digits than its factorization.

9836728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111798 (or 111794 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 9836728 is about 3136.3558471577. The cubic root of 9836728 is about 214.2644995717.

The spelling of 9836728 in words is "nine million, eight hundred thirty-six thousand, seven hundred twenty-eight".