2670256 has 20 divisors (see below), whose sum is σ = 5211472. Its totient is φ = 1325376.

The previous prime is 2670223. The next prime is 2670301. The reversal of 2670256 is 6520762.

2670256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 1981 + ... + 3043.

2^2670256 is an apocalyptic number.

It is an amenable number.

2670256 is a deficient number, since it is larger than the sum of its proper divisors (2541216).

2670256 is a wasteful number, since it uses less digits than its factorization.

2670256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2670256 is about 1634.0917966871. The cubic root of 2670256 is about 138.7344445944.

It can be divided in two parts, 2670 and 256, that added together give a triangular number (2926 = T₇₆).

The spelling of 2670256 in words is "two million, six hundred seventy thousand, two hundred fifty-six".