8126222 has 32 divisors (see below), whose sum is σ = 13934592. Its totient is φ = 3525984.

The previous prime is 8126219. The next prime is 8126227. The reversal of 8126222 is 2226218.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8126227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63923 + ... + 64049.

It is an arithmetic number, because the mean of its divisors is an integer number (435456).

Almost surely, 2^8126222 is an apocalyptic number.

8126222 is a deficient number, since it is larger than the sum of its proper divisors (5808370).

8126222 is a wasteful number, since it uses less digits than its factorization.

8126222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272.

The product of its digits is 768, while the sum is 23.

The square root of 8126222 is about 2850.6529076687. The cubic root of 8126222 is about 201.0463660435.

The spelling of 8126222 in words is "eight million, one hundred twenty-six thousand, two hundred twenty-two".