9928958 has 32 divisors (see below), whose sum is σ = 16765056. Its totient is φ = 4380768.

The previous prime is 9928943. The next prime is 9928981. The reversal of 9928958 is 8598299.

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, 92741 + ... + 92847.

It is an arithmetic number, because the mean of its divisors is an integer number (523908).

Almost surely, 2^9928958 is an apocalyptic number.

9928958 is a deficient number, since it is larger than the sum of its proper divisors (6836098).

9928958 is a wasteful number, since it uses less digits than its factorization.

9928958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248.

The product of its digits is 466560, while the sum is 50.

The square root of 9928958 is about 3151.0249126276. The cubic root of 9928958 is about 214.9320715638.

The spelling of 9928958 in words is "nine million, nine hundred twenty-eight thousand, nine hundred fifty-eight".