9928950 has 48 divisors (see below), whose sum is σ = 25303440. Its totient is φ = 2574720.

The previous prime is 9928943. The next prime is 9928981. The reversal of 9928950 is 598299.

9928950 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4656 + ... + 6444.

It is an arithmetic number, because the mean of its divisors is an integer number (527155).

Almost surely, 2^9928950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9928950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12651720).

9928950 is an abundant number, since it is smaller than the sum of its proper divisors (15374490).

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

9928950 is a wasteful number, since it uses less digits than its factorization.

9928950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841 (or 1836 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 9928950 is about 3151.0236431991. The cubic root of 9928950 is about 214.9320138385.

It can be divided in two parts, 9928 and 950, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 9928950 in words is "nine million, nine hundred twenty-eight thousand, nine hundred fifty".