6644796 has 12 divisors (see below), whose sum is σ = 15504552. Its totient is φ = 2214928.

The previous prime is 6644783. The next prime is 6644801. The reversal of 6644796 is 6974466.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 276855 + ... + 276878.

It is an arithmetic number, because the mean of its divisors is an integer number (1292046).

Almost surely, 2^6644796 is an apocalyptic number.

It is an amenable number.

6644796 is an abundant number, since it is smaller than the sum of its proper divisors (8859756).

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

6644796 is a wasteful number, since it uses less digits than its factorization.

6644796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553740 (or 553738 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 6644796 is about 2577.7501818446. The cubic root of 6644796 is about 188.0011694510.

It can be divided in two parts, 664 and 4796, that added together give a triangular number (5460 = T₁₀₄).

The spelling of 6644796 in words is "six million, six hundred forty-four thousand, seven hundred ninety-six".