2644748 has 6 divisors (see below), whose sum is σ = 4628316. Its totient is φ = 1322372.

The previous prime is 2644729. The next prime is 2644751. The reversal of 2644748 is 8474462.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330590 + ... + 330597.

It is an arithmetic number, because the mean of its divisors is an integer number (771386).

2^2644748 is an apocalyptic number.

It is an amenable number.

2644748 is a deficient number, since it is larger than the sum of its proper divisors (1983568).

2644748 is a wasteful number, since it uses less digits than its factorization.

2644748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661191 (or 661189 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 2644748 is about 1626.2681205754. The cubic root of 2644748 is about 138.2912702550.

The spelling of 2644748 in words is "two million, six hundred forty-four thousand, seven hundred forty-eight".