3026728 has 16 divisors (see below), whose sum is σ = 5695380. Its totient is φ = 1507968.

The previous prime is 3026717. The next prime is 3026767. The reversal of 3026728 is 8276203.

3026728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3020644 + 6084 = 1738^2 + 78^2 .

It is a super-2 number, since 2×3026728² = 18322164771968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3026696 and 3026705.

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 3 ways as a sum of consecutive naturals, for example, 2700 + ... + 3652.

Almost surely, 2^3026728 is an apocalyptic number.

It is an amenable number.

3026728 is a deficient number, since it is larger than the sum of its proper divisors (2668652).

3026728 is a wasteful number, since it uses less digits than its factorization.

3026728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356 (or 1352 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 3026728 is about 1739.7494072423. The cubic root of 3026728 is about 144.6520073584.

The spelling of 3026728 in words is "three million, twenty-six thousand, seven hundred twenty-eight".