6612648 has 48 divisors (see below), whose sum is σ = 19234080. Its totient is φ = 1888992.

The previous prime is 6612629. The next prime is 6612653. The reversal of 6612648 is 8462166.

It is a happy number.

It is a super-2 number, since 2×6612648² = 87454227143808, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 1636 + ... + 3987.

It is an arithmetic number, because the mean of its divisors is an integer number (400710).

Almost surely, 2^6612648 is an apocalyptic number.

It is an amenable number.

6612648 is an abundant number, since it is smaller than the sum of its proper divisors (12621432).

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

6612648 is a wasteful number, since it uses less digits than its factorization.

6612648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5646 (or 5635 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 6612648 is about 2571.5069511864. The cubic root of 6612648 is about 187.6974914672.

It can be divided in two parts, 6612 and 648, that added together give a triangular number (7260 = T₁₂₀).

The spelling of 6612648 in words is "six million, six hundred twelve thousand, six hundred forty-eight".