6642202 has 8 divisors (see below), whose sum is σ = 11386656. Its totient is φ = 2846652.

The previous prime is 6642187. The next prime is 6642211. The reversal of 6642202 is 2022466.

It is a happy number.

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

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, 237208 + ... + 237235.

It is an arithmetic number, because the mean of its divisors is an integer number (1423332).

Almost surely, 2^6642202 is an apocalyptic number.

6642202 is a deficient number, since it is larger than the sum of its proper divisors (4744454).

6642202 is a wasteful number, since it uses less digits than its factorization.

6642202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474452.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 6642202 is about 2577.2469807917. The cubic root of 6642202 is about 187.9767022586.

Adding to 6642202 its reverse (2022466), we get a palindrome (8664668).

The spelling of 6642202 in words is "six million, six hundred forty-two thousand, two hundred two".