9926428 has 12 divisors (see below), whose sum is σ = 17795232. Its totient is φ = 4842080.

The previous prime is 9926401. The next prime is 9926443. The reversal of 9926428 is 8246299.

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, 30100 + ... + 30427.

It is an arithmetic number, because the mean of its divisors is an integer number (1482936).

Almost surely, 2^9926428 is an apocalyptic number.

It is an amenable number.

9926428 is a deficient number, since it is larger than the sum of its proper divisors (7868804).

9926428 is a wasteful number, since it uses less digits than its factorization.

9926428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60572 (or 60570 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 9926428 is about 3150.6234303706. The cubic root of 9926428 is about 214.9138143833.

The spelling of 9926428 in words is "nine million, nine hundred twenty-six thousand, four hundred twenty-eight".