6622256 has 20 divisors (see below), whose sum is σ = 12920304. Its totient is φ = 3288000.

The previous prime is 6622211. The next prime is 6622283. The reversal of 6622256 is 6522266.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1046 + ... + 3786.

Almost surely, 2^6622256 is an apocalyptic number.

It is an amenable number.

6622256 is a deficient number, since it is larger than the sum of its proper divisors (6298048).

6622256 is a wasteful number, since it uses less digits than its factorization.

6622256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2900 (or 2894 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 6622256 is about 2573.3744383591. The cubic root of 6622256 is about 187.7883539463.

It can be divided in two parts, 66 and 22256, that added together give a palindrome (22322).

The spelling of 6622256 in words is "six million, six hundred twenty-two thousand, two hundred fifty-six".