2745556 has 24 divisors (see below), whose sum is σ = 5471424. Its totient is φ = 1193280.

The previous prime is 2745541. The next prime is 2745569. The reversal of 2745556 is 6555472.

2745556 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 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, 345 + ... + 2368.

It is an arithmetic number, because the mean of its divisors is an integer number (227976).

2^2745556 is an apocalyptic number.

It is an amenable number.

2745556 is a deficient number, since it is larger than the sum of its proper divisors (2725868).

2745556 is a wasteful number, since it uses less digits than its factorization.

2745556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751 (or 2749 counting only the distinct ones).

The product of its digits is 42000, while the sum is 34.

The square root of 2745556 is about 1656.9719369983. The cubic root of 2745556 is about 140.0264575847.

The spelling of 2745556 in words is "two million, seven hundred forty-five thousand, five hundred fifty-six".