6628022 has 8 divisors (see below), whose sum is σ = 9966000. Its totient is φ = 3306024.

The previous prime is 6628007. The next prime is 6628033. The reversal of 6628022 is 2208266.

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 = 6627982 and 6628000.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2897 + ... + 4652.

It is an arithmetic number, because the mean of its divisors is an integer number (1245750).

Almost surely, 2^6628022 is an apocalyptic number.

6628022 is a deficient number, since it is larger than the sum of its proper divisors (3337978).

6628022 is a wasteful number, since it uses less digits than its factorization.

6628022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7990.

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

The square root of 6628022 is about 2574.4945134919. The cubic root of 6628022 is about 187.8428405915.

The spelling of 6628022 in words is "six million, six hundred twenty-eight thousand, twenty-two".