2782268 has 6 divisors (see below), whose sum is σ = 4868976. Its totient is φ = 1391132.

The previous prime is 2782217. The next prime is 2782279. The reversal of 2782268 is 8622872.

2782268 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 as a sum of consecutive naturals, namely, 347780 + ... + 347787.

It is an arithmetic number, because the mean of its divisors is an integer number (811496).

2^2782268 is an apocalyptic number.

It is an amenable number.

2782268 is a deficient number, since it is larger than the sum of its proper divisors (2086708).

2782268 is a wasteful number, since it uses less digits than its factorization.

2782268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695571 (or 695569 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The square root of 2782268 is about 1668.0131893963. The cubic root of 2782268 is about 140.6478141093.

The spelling of 2782268 in words is "two million, seven hundred eighty-two thousand, two hundred sixty-eight".