8665422 has 8 divisors (see below), whose sum is σ = 17330856. Its totient is φ = 2888472.

The previous prime is 8665409. The next prime is 8665429. The reversal of 8665422 is 2245668.

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

8665422 is an admirable number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8665429) 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, 722113 + ... + 722124.

It is an arithmetic number, because the mean of its divisors is an integer number (2166357).

Almost surely, 2^8665422 is an apocalyptic number.

8665422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8665422 is a wasteful number, since it uses less digits than its factorization.

8665422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444242.

The product of its digits is 23040, while the sum is 33.

The square root of 8665422 is about 2943.7088850632. The cubic root of 8665422 is about 205.3981712043.

The spelling of 8665422 in words is "eight million, six hundred sixty-five thousand, four hundred twenty-two".