2748656 has 20 divisors (see below), whose sum is σ = 5470632. Its totient is φ = 1336896.

The previous prime is 2748643. The next prime is 2748659. The reversal of 2748656 is 6568472.

It is a happy number.

2748656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2748659) by changing a digit.

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, 1730 + ... + 2913.

2^2748656 is an apocalyptic number.

It is an amenable number.

2748656 is a deficient number, since it is larger than the sum of its proper divisors (2721976).

2748656 is a wasteful number, since it uses less digits than its factorization.

2748656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4688 (or 4682 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 2748656 is about 1657.9071144066. The cubic root of 2748656 is about 140.0791389295.

The spelling of 2748656 in words is "two million, seven hundred forty-eight thousand, six hundred fifty-six".