9928834 has 4 divisors (see below), whose sum is σ = 14893254. Its totient is φ = 4964416.

The previous prime is 9928813. The next prime is 9928843. The reversal of 9928834 is 4388299.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4388299 = 67 ⋅65497.

It can be written as a sum of positive squares in only one way, i.e., 7049025 + 2879809 = 2655^2 + 1697^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2482207 + ... + 2482210.

Almost surely, 2^9928834 is an apocalyptic number.

9928834 is a deficient number, since it is larger than the sum of its proper divisors (4964420).

9928834 is a wasteful number, since it uses less digits than its factorization.

9928834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4964419.

The product of its digits is 124416, while the sum is 43.

The square root of 9928834 is about 3151.0052364285. The cubic root of 9928834 is about 214.9311768177.

The spelling of 9928834 in words is "nine million, nine hundred twenty-eight thousand, eight hundred thirty-four".