4728 has 16 divisors (see below), whose sum is σ = 11880. Its totient is φ = 1568.

The previous prime is 4723. The next prime is 4729. The reversal of 4728 is 8274.

It is a happy number.

4728 is an undulating number in base 14.

It is a plaindrome in base 16.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75 + ... + 122.

It is an amenable number.

4728 is an abundant number, since it is smaller than the sum of its proper divisors (7152).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5940).

4728 is a wasteful number, since it uses less digits than its factorization.

4728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 202 counting only the distinct ones).

The product of its digits is 448, while the sum is 21.

The square root of 4728 is about 68.7604537507. The cubic root of 4728 is about 16.7838847733.

The spelling of 4728 in words is "four thousand, seven hundred twenty-eight".