4571328 has 56 divisors (see below), whose sum is σ = 12527280. Its totient is φ = 1469440.

The previous prime is 4571323. The next prime is 4571341. The reversal of 4571328 is 8231754.

It is a junction number, because it is equal to n+sod(n) for n = 4571295 and 4571304.

It is not an unprimeable number, because it can be changed into a prime (4571323) 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 7 ways as a sum of consecutive naturals, for example, 5158 + ... + 5978.

Almost surely, 2^4571328 is an apocalyptic number.

4571328 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 4571328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6263640).

4571328 is an abundant number, since it is smaller than the sum of its proper divisors (7955952).

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

4571328 is a wasteful number, since it uses less digits than its factorization.

4571328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865 (or 855 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 4571328 is about 2138.0664161808. The cubic root of 4571328 is about 165.9640895854.

The spelling of 4571328 in words is "four million, five hundred seventy-one thousand, three hundred twenty-eight".