3043728 has 60 divisors (see below), whose sum is σ = 8898240. Its totient is φ = 969408.

The previous prime is 3043723. The next prime is 3043739. The reversal of 3043728 is 8273403.

It is not an unprimeable number, because it can be changed into a prime (3043721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2853 + ... + 3771.

It is an arithmetic number, because the mean of its divisors is an integer number (148304).

Almost surely, 2^3043728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3043728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4449120).

3043728 is an abundant number, since it is smaller than the sum of its proper divisors (5854512).

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

3043728 is a wasteful number, since it uses less digits than its factorization.

3043728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 3043728 is about 1744.6283271803. The cubic root of 3043728 is about 144.9223206602.

The spelling of 3043728 in words is "three million, forty-three thousand, seven hundred twenty-eight".