8689222 has 8 divisors (see below), whose sum is σ = 13066200. Its totient is φ = 4333824.

The previous prime is 8689217. The next prime is 8689223. The reversal of 8689222 is 2229868.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8689223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4347 + ... + 6022.

It is an arithmetic number, because the mean of its divisors is an integer number (1633275).

Almost surely, 2^8689222 is an apocalyptic number.

8689222 is a deficient number, since it is larger than the sum of its proper divisors (4376978).

8689222 is a wasteful number, since it uses less digits than its factorization.

8689222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10790.

The product of its digits is 27648, while the sum is 37.

The square root of 8689222 is about 2947.7486324312. The cubic root of 8689222 is about 205.5860446402.

It can be divided in two parts, 8689 and 222, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 8689222 in words is "eight million, six hundred eighty-nine thousand, two hundred twenty-two".