4499728 has 10 divisors (see below), whose sum is σ = 8718254. Its totient is φ = 2249856.

The previous prime is 4499723. The next prime is 4499731. The reversal of 4499728 is 8279944.

It can be written as a sum of positive squares in only one way, i.e., 4048144 + 451584 = 2012^2 + 672^2 .

It is not an unprimeable number, because it can be changed into a prime (4499723) by changing a digit.

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 as a sum of consecutive naturals, namely, 140601 + ... + 140632.

Almost surely, 2^4499728 is an apocalyptic number.

It is an amenable number.

4499728 is a deficient number, since it is larger than the sum of its proper divisors (4218526).

4499728 is a wasteful number, since it uses less digits than its factorization.

4499728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281241 (or 281235 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 4499728 is about 2121.2562315760. The cubic root of 4499728 is about 165.0930359917.

The spelling of 4499728 in words is "four million, four hundred ninety-nine thousand, seven hundred twenty-eight".