8210226 has 32 divisors (see below), whose sum is σ = 17422848. Its totient is φ = 2574720.

The previous prime is 8210197. The next prime is 8210239. The reversal of 8210226 is 6220128.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6286 + ... + 7478.

It is an arithmetic number, because the mean of its divisors is an integer number (544464).

Almost surely, 2^8210226 is an apocalyptic number.

8210226 is an abundant number, since it is smaller than the sum of its proper divisors (9212622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8210226 is a wasteful number, since it uses less digits than its factorization.

8210226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 8210226 is about 2865.3491933794. The cubic root of 8210226 is about 201.7367580357.

It can be divided in two parts, 82102 and 26, that added together give a palindrome (82128).

The spelling of 8210226 in words is "eight million, two hundred ten thousand, two hundred twenty-six".