3093728 has 72 divisors (see below), whose sum is σ = 7239456. Its totient is φ = 1295360.

The previous prime is 3093709. The next prime is 3093733. The reversal of 3093728 is 8273903.

3093728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 3093694 and 3093703.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 65801 + ... + 65847.

It is an arithmetic number, because the mean of its divisors is an integer number (100548).

Almost surely, 2^3093728 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 3093728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3619728).

3093728 is an abundant number, since it is smaller than the sum of its proper divisors (4145728).

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

3093728 is a wasteful number, since it uses less digits than its factorization.

3093728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 3093728 is about 1758.8996560350. The cubic root of 3093728 is about 145.7115716893.

The spelling of 3093728 in words is "three million, ninety-three thousand, seven hundred twenty-eight".