4463728 has 20 divisors (see below), whose sum is σ = 8693640. Its totient is φ = 2220224.

The previous prime is 4463671. The next prime is 4463729. The reversal of 4463728 is 8273644.

4463728 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4463693 and 4463702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4463729) 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, 3018 + ... + 4246.

It is an arithmetic number, because the mean of its divisors is an integer number (434682).

Almost surely, 2^4463728 is an apocalyptic number.

It is an amenable number.

4463728 is a deficient number, since it is larger than the sum of its proper divisors (4229912).

4463728 is a wasteful number, since it uses less digits than its factorization.

4463728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464 (or 1458 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 4463728 is about 2112.7536534106. The cubic root of 4463728 is about 164.6515819000.

The spelling of 4463728 in words is "four million, four hundred sixty-three thousand, seven hundred twenty-eight".