6622122 has 32 divisors (see below), whose sum is σ = 14470848. Its totient is φ = 2007936.

The previous prime is 6622111. The next prime is 6622151. The reversal of 6622122 is 2212266.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5113 + ... + 6275.

It is an arithmetic number, because the mean of its divisors is an integer number (452214).

Almost surely, 2^6622122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6622122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7235424).

6622122 is an abundant number, since it is smaller than the sum of its proper divisors (7848726).

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

6622122 is a wasteful number, since it uses less digits than its factorization.

6622122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254.

The product of its digits is 576, while the sum is 21.

The square root of 6622122 is about 2573.3484023738. The cubic root of 6622122 is about 187.7870873181.

Adding to 6622122 its reverse (2212266), we get a palindrome (8834388).

The spelling of 6622122 in words is "six million, six hundred twenty-two thousand, one hundred twenty-two".