8643122 has 8 divisors (see below), whose sum is σ = 13121136. Its totient is φ = 4269412.

The previous prime is 8643121. The next prime is 8643133. The reversal of 8643122 is 2213468.

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

It is a junction number, because it is equal to n+sod(n) for n = 8643091 and 8643100.

It is not an unprimeable number, because it can be changed into a prime (8643121) 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, 25868 + ... + 26199.

It is an arithmetic number, because the mean of its divisors is an integer number (1640142).

Almost surely, 2^8643122 is an apocalyptic number.

8643122 is a deficient number, since it is larger than the sum of its proper divisors (4478014).

8643122 is a wasteful number, since it uses less digits than its factorization.

8643122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52152.

The product of its digits is 2304, while the sum is 26.

The square root of 8643122 is about 2939.9187063591. The cubic root of 8643122 is about 205.2218261106.

The spelling of 8643122 in words is "eight million, six hundred forty-three thousand, one hundred twenty-two".