3022728 has 64 divisors (see below), whose sum is σ = 8078400. Its totient is φ = 940800.

The previous prime is 3022697. The next prime is 3022751. The reversal of 3022728 is 8272203.

3022728 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 (24).

It is a d-powerful number, because it can be written as 3¹³ + 0 + 2² + 2⁵ + 7⁶ + 2²⁰ + 8⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 3022698 and 3022707.

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 15 ways as a sum of consecutive naturals, for example, 29878 + ... + 29978.

It is an arithmetic number, because the mean of its divisors is an integer number (126225).

Almost surely, 2^3022728 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 3022728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4039200).

3022728 is an abundant number, since it is smaller than the sum of its proper divisors (5055672).

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

3022728 is a wasteful number, since it uses less digits than its factorization.

3022728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 3022728 is about 1738.5994363280. The cubic root of 3022728 is about 144.5882572069.

The spelling of 3022728 in words is "three million, twenty-two thousand, seven hundred twenty-eight".