6628226 has 32 divisors (see below), whose sum is σ = 11603520. Its totient is φ = 2808000.

The previous prime is 6628201. The next prime is 6628247. The reversal of 6628226 is 6228266.

It is a junction number, because it is equal to n+sod(n) for n = 6628192 and 6628201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42140 + ... + 42296.

It is an arithmetic number, because the mean of its divisors is an integer number (362610).

Almost surely, 2^6628226 is an apocalyptic number.

6628226 is a deficient number, since it is larger than the sum of its proper divisors (4975294).

6628226 is a wasteful number, since it uses less digits than its factorization.

6628226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290.

The product of its digits is 13824, while the sum is 32.

The square root of 6628226 is about 2574.5341326151. The cubic root of 6628226 is about 187.8447677399.

It can be divided in two parts, 662 and 8226, that added together give a palindrome (8888).

The spelling of 6628226 in words is "six million, six hundred twenty-eight thousand, two hundred twenty-six".