6624422 has 8 divisors (see below), whose sum is σ = 11356176. Its totient is φ = 2839032.

The previous prime is 6624413. The next prime is 6624427. The reversal of 6624422 is 2244266.

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 = 6624391 and 6624400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6624427) 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, 236573 + ... + 236600.

It is an arithmetic number, because the mean of its divisors is an integer number (1419522).

Almost surely, 2^6624422 is an apocalyptic number.

6624422 is a deficient number, since it is larger than the sum of its proper divisors (4731754).

6624422 is a wasteful number, since it uses less digits than its factorization.

6624422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473182.

The product of its digits is 4608, while the sum is 26.

The square root of 6624422 is about 2573.7952521520. The cubic root of 6624422 is about 187.8088255820.

Adding to 6624422 its reverse (2244266), we get a palindrome (8868688).

It can be divided in two parts, 66244 and 22, that added together give a palindrome (66266).

The spelling of 6624422 in words is "six million, six hundred twenty-four thousand, four hundred twenty-two".