5646628 has 18 divisors (see below), whose sum is σ = 10701474. Its totient is φ = 2605824.

The previous prime is 5646617. The next prime is 5646637. The reversal of 5646628 is 8266465.

5646628 is digitally balanced in base 5, 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 3 ways, for example, as 39204 + 5607424 = 198^2 + 2368^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3501 + ... + 4852.

Almost surely, 2^5646628 is an apocalyptic number.

It is an amenable number.

5646628 is a deficient number, since it is larger than the sum of its proper divisors (5054846).

5646628 is a wasteful number, since it uses less digits than its factorization.

5646628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8383 (or 8368 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 5646628 is about 2376.2634534075. The cubic root of 5646628 is about 178.0723099722.

The spelling of 5646628 in words is "five million, six hundred forty-six thousand, six hundred twenty-eight".