9728826 has 8 divisors (see below), whose sum is σ = 19457664. Its totient is φ = 3242940.

The previous prime is 9728801. The next prime is 9728827. The reversal of 9728826 is 6288279.

It is a happy number.

9728826 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

9728826 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (9728827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810730 + ... + 810741.

It is an arithmetic number, because the mean of its divisors is an integer number (2432208).

Almost surely, 2^9728826 is an apocalyptic number.

9728826 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9728826 is a wasteful number, since it uses less digits than its factorization.

9728826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621476.

The product of its digits is 96768, while the sum is 42.

The square root of 9728826 is about 3119.1066028592. The cubic root of 9728826 is about 213.4781736669.

The spelling of 9728826 in words is "nine million, seven hundred twenty-eight thousand, eight hundred twenty-six".