4728224 has 24 divisors (see below), whose sum is σ = 9384480. Its totient is φ = 2344896.

The previous prime is 4728221. The next prime is 4728233. The reversal of 4728224 is 4228274.

It is a super-2 number, since 2×4728224² = 44712204388352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4728221) 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 in 3 ways as a sum of consecutive naturals, for example, 3917 + ... + 4979.

It is an arithmetic number, because the mean of its divisors is an integer number (391020).

Almost surely, 2^4728224 is an apocalyptic number.

It is an amenable number.

4728224 is a deficient number, since it is larger than the sum of its proper divisors (4656256).

4728224 is a wasteful number, since it uses less digits than its factorization.

4728224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212 (or 1204 counting only the distinct ones).

The product of its digits is 7168, while the sum is 29.

The square root of 4728224 is about 2174.4479759240. The cubic root of 4728224 is about 167.8414982768.

The spelling of 4728224 in words is "four million, seven hundred twenty-eight thousand, two hundred twenty-four".