4483728 has 80 divisors (see below), whose sum is σ = 13124160. Its totient is φ = 1465344.

The previous prime is 4483709. The next prime is 4483741. The reversal of 4483728 is 8273844.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4483692 and 4483701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41851 + ... + 41957.

It is an arithmetic number, because the mean of its divisors is an integer number (164052).

Almost surely, 2^4483728 is an apocalyptic number.

4483728 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4483728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6562080).

4483728 is an abundant number, since it is smaller than the sum of its proper divisors (8640432).

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

4483728 is a wasteful number, since it uses less digits than its factorization.

4483728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 209 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 4483728 is about 2117.4815229418. The cubic root of 4483728 is about 164.8971259562.

The spelling of 4483728 in words is "four million, four hundred eighty-three thousand, seven hundred twenty-eight".