9928026 has 12 divisors (see below), whose sum is σ = 21510762. Its totient is φ = 3309336.

The previous prime is 9928021. The next prime is 9928043. The reversal of 9928026 is 6208299.

It can be written as a sum of positive squares in only one way, i.e., 7371225 + 2556801 = 2715^2 + 1599^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9928021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 275761 + ... + 275796.

Almost surely, 2^9928026 is an apocalyptic number.

9928026 is an abundant number, since it is smaller than the sum of its proper divisors (11582736).

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

9928026 is a wasteful number, since it uses less digits than its factorization.

9928026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551565 (or 551562 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 9928026 is about 3150.8770207674. The cubic root of 9928026 is about 214.9253463546.

The spelling of 9928026 in words is "nine million, nine hundred twenty-eight thousand, twenty-six".