3052728 has 80 divisors (see below), whose sum is σ = 9786480. Its totient is φ = 870912.

The previous prime is 3052727. The next prime is 3052729. The reversal of 3052728 is 8272503.

3052728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3052727) and next prime (3052729).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3052727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4200 + ... + 4872.

It is an arithmetic number, because the mean of its divisors is an integer number (122331).

Almost surely, 2^3052728 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 3052728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4893240).

3052728 is an abundant number, since it is smaller than the sum of its proper divisors (6733752).

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

3052728 is a wasteful number, since it uses less digits than its factorization.

3052728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3052728 is about 1747.2057692212. The cubic root of 3052728 is about 145.0650203836.

The spelling of 3052728 in words is "three million, fifty-two thousand, seven hundred twenty-eight".