6870256 has 20 divisors (see below), whose sum is σ = 13438872. Its totient is φ = 3402176.

The previous prime is 6870233. The next prime is 6870263. The reversal of 6870256 is 6520786.

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 3 ways as a sum of consecutive naturals, for example, 295 + ... + 3718.

Almost surely, 2^6870256 is an apocalyptic number.

It is an amenable number.

6870256 is a deficient number, since it is larger than the sum of its proper divisors (6568616).

6870256 is a wasteful number, since it uses less digits than its factorization.

6870256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128 (or 4122 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 6870256 is about 2621.1173190073. The cubic root of 6870256 is about 190.1038767162.

The spelling of 6870256 in words is "six million, eight hundred seventy thousand, two hundred fifty-six".