9620028 has 72 divisors (see below), whose sum is σ = 28108080. Its totient is φ = 2741760.

The previous prime is 9620027. The next prime is 9620041. The reversal of 9620028 is 8200269.

It is a junction number, because it is equal to n+sod(n) for n = 9619983 and 9620010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9620021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6018 + ... + 7446.

It is an arithmetic number, because the mean of its divisors is an integer number (390390).

Almost surely, 2^9620028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9620028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14054040).

9620028 is an abundant number, since it is smaller than the sum of its proper divisors (18488052).

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

9620028 is a wasteful number, since it uses less digits than its factorization.

9620028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467 (or 1462 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 9620028 is about 3101.6169976320. The cubic root of 9620028 is about 212.6794092702.

The spelling of 9620028 in words is "nine million, six hundred twenty thousand, twenty-eight".