6622201 has 4 divisors (see below), whose sum is σ = 6662992. Its totient is φ = 6581412.

The previous prime is 6622199. The next prime is 6622211. The reversal of 6622201 is 1022266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6622201 - 2¹ = 6622199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6622211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20151 + ... + 20476.

It is an arithmetic number, because the mean of its divisors is an integer number (1665748).

Almost surely, 2^6622201 is an apocalyptic number.

It is an amenable number.

6622201 is a deficient number, since it is larger than the sum of its proper divisors (40791).

6622201 is a wasteful number, since it uses less digits than its factorization.

6622201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40790.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 6622201 is about 2573.3637519791. The cubic root of 6622201 is about 187.7878340637.

Adding to 6622201 its reverse (1022266), we get a palindrome (7644467).

The spelling of 6622201 in words is "six million, six hundred twenty-two thousand, two hundred one".