6646084 has 9 divisors (see below), whose sum is σ = 11639677. Its totient is φ = 3320464.

The previous prime is 6646049. The next prime is 6646153. The reversal of 6646084 is 4806466.

The square root of 6646084 is 2578.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5391684 + 1254400 = 2322^2 + 1120^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4512 + ... + 5800.

Almost surely, 2^6646084 is an apocalyptic number.

6646084 is the 2578-th square number.

It is an amenable number.

6646084 is a deficient number, since it is larger than the sum of its proper divisors (4993593).

6646084 is an equidigital number, since it uses as much as digits as its factorization.

6646084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582 (or 1291 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The cubic root of 6646084 is about 188.0133157914.

The spelling of 6646084 in words is "six million, six hundred forty-six thousand, eighty-four".