5728928 has 12 divisors (see below), whose sum is σ = 11278890. Its totient is φ = 2864448.

The previous prime is 5728913. The next prime is 5728939. The reversal of 5728928 is 8298275.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2999824 + 2729104 = 1732^2 + 1652^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 89483 + ... + 89546.

Almost surely, 2^5728928 is an apocalyptic number.

It is an amenable number.

5728928 is a deficient number, since it is larger than the sum of its proper divisors (5549962).

5728928 is a wasteful number, since it uses less digits than its factorization.

5728928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179039 (or 179031 counting only the distinct ones).

The product of its digits is 80640, while the sum is 41.

The square root of 5728928 is about 2393.5179130309. The cubic root of 5728928 is about 178.9332793375.

The spelling of 5728928 in words is "five million, seven hundred twenty-eight thousand, nine hundred twenty-eight".