6622422 has 8 divisors (see below), whose sum is σ = 13244856. Its totient is φ = 2207472.

The previous prime is 6622391. The next prime is 6622423. The reversal of 6622422 is 2242266.

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

6622422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 6622392 and 6622401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6622423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551863 + ... + 551874.

It is an arithmetic number, because the mean of its divisors is an integer number (1655607).

Almost surely, 2^6622422 is an apocalyptic number.

6622422 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.

6622422 is a wasteful number, since it uses less digits than its factorization.

6622422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103742.

The product of its digits is 2304, while the sum is 24.

The square root of 6622422 is about 2573.4066915278. The cubic root of 6622422 is about 187.7899230292.

Adding to 6622422 its reverse (2242266), we get a palindrome (8864688).

The spelling of 6622422 in words is "six million, six hundred twenty-two thousand, four hundred twenty-two".