8216622 has 24 divisors (see below), whose sum is σ = 17876664. Its totient is φ = 2727504.

The previous prime is 8216609. The next prime is 8216641. The reversal of 8216622 is 2266128.

8216622 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4288 + ... + 5900.

It is an arithmetic number, because the mean of its divisors is an integer number (744861).

Almost surely, 2^8216622 is an apocalyptic number.

8216622 is an abundant number, since it is smaller than the sum of its proper divisors (9660042).

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

8216622 is a wasteful number, since it uses less digits than its factorization.

8216622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904 (or 1901 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 8216622 is about 2866.4650704308. The cubic root of 8216622 is about 201.7891306657.

The spelling of 8216622 in words is "eight million, two hundred sixteen thousand, six hundred twenty-two".