2644968 has 32 divisors (see below), whose sum is σ = 6658560. Its totient is φ = 875520.

The previous prime is 2644927. The next prime is 2644981. The reversal of 2644968 is 8694462.

2644968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 4296 + ... + 4872.

It is an arithmetic number, because the mean of its divisors is an integer number (208080).

2^2644968 is an apocalyptic number.

It is an amenable number.

2644968 is an abundant number, since it is smaller than the sum of its proper divisors (4013592).

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

2644968 is a wasteful number, since it uses less digits than its factorization.

2644968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777 (or 773 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 2644968 is about 1626.3357586919. The cubic root of 2644968 is about 138.2951046765.

The spelling of 2644968 in words is "two million, six hundred forty-four thousand, nine hundred sixty-eight".