5533728 has 48 divisors (see below), whose sum is σ = 14787360. Its totient is φ = 1811456.

The previous prime is 5533709. The next prime is 5533739. The reversal of 5533728 is 8273355.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5176 + ... + 6152.

It is an arithmetic number, because the mean of its divisors is an integer number (308070).

Almost surely, 2^5533728 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 5533728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7393680).

5533728 is an abundant number, since it is smaller than the sum of its proper divisors (9253632).

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

5533728 is a wasteful number, since it uses less digits than its factorization.

5533728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049 (or 1041 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 5533728 is about 2352.3877231443. The cubic root of 5533728 is about 176.8775046988.

The spelling of 5533728 in words is "five million, five hundred thirty-three thousand, seven hundred twenty-eight".