9713028 has 96 divisors (see below), whose sum is σ = 26812800. Its totient is φ = 2709504.

The previous prime is 9713021. The next prime is 9713059. The reversal of 9713028 is 8203179.

It is a happy number.

9713028 is a nontrivial binomial coefficient, being equal to C(4408, 2).

It is a junction number, because it is equal to n+sod(n) for n = 9712986 and 9713004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9713021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85900 + ... + 86012.

It is an arithmetic number, because the mean of its divisors is an integer number (279300).

Almost surely, 2^9713028 is an apocalyptic number.

9713028 is the 4407-th triangular number and also the 2204-th hexagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9713028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13406400).

9713028 is an abundant number, since it is smaller than the sum of its proper divisors (17099772).

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

9713028 is a wasteful number, since it uses less digits than its factorization.

9713028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 9713028 is about 3116.5731180256. The cubic root of 9713028 is about 213.3625600149.

The spelling of 9713028 in words is "nine million, seven hundred thirteen thousand, twenty-eight".