8216922 has 32 divisors (see below), whose sum is σ = 19390464. Its totient is φ = 2271600.

The previous prime is 8216921. The next prime is 8216927. The reversal of 8216922 is 2296128.

It is a self number, because there is not a number n which added to its sum of digits gives 8216922.

It is not an unprimeable number, because it can be changed into a prime (8216921) by changing a digit.

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, 1854 + ... + 4457.

It is an arithmetic number, because the mean of its divisors is an integer number (605952).

Almost surely, 2^8216922 is an apocalyptic number.

8216922 is an abundant number, since it is smaller than the sum of its proper divisors (11173542).

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

8216922 is a wasteful number, since it uses less digits than its factorization.

8216922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6354.

The product of its digits is 3456, while the sum is 30.

The square root of 8216922 is about 2866.5173992146. The cubic root of 8216922 is about 201.7915865007.

The spelling of 8216922 in words is "eight million, two hundred sixteen thousand, nine hundred twenty-two".