8655222 has 32 divisors (see below), whose sum is σ = 19019520. Its totient is φ = 2613600.

The previous prime is 8655217. The next prime is 8655259. The reversal of 8655222 is 2225568.

It is a d-powerful number, because it can be written as 8 + 6³ + 5² + 5³ + 2¹² + 2¹⁸ + 2²³ .

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 8655222.

It is a congruent number.

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, 972 + ... + 4272.

It is an arithmetic number, because the mean of its divisors is an integer number (594360).

Almost surely, 2^8655222 is an apocalyptic number.

8655222 is an abundant number, since it is smaller than the sum of its proper divisors (10364298).

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

8655222 is a wasteful number, since it uses less digits than its factorization.

8655222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348.

The product of its digits is 9600, while the sum is 30.

The square root of 8655222 is about 2941.9758666583. The cubic root of 8655222 is about 205.3175487060.

The spelling of 8655222 in words is "eight million, six hundred fifty-five thousand, two hundred twenty-two".