6002221 has 4 divisors (see below), whose sum is σ = 6055452. Its totient is φ = 5948992.

The previous prime is 6002209. The next prime is 6002237. The reversal of 6002221 is 1222006.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2722500 + 3279721 = 1650^2 + 1811^2 .

It is a cyclic number.

It is not a de Polignac number, because 6002221 - 2⁷ = 6002093 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6002201) 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, 26446 + ... + 26671.

It is an arithmetic number, because the mean of its divisors is an integer number (1513863).

Almost surely, 2^6002221 is an apocalyptic number.

It is an amenable number.

6002221 is a deficient number, since it is larger than the sum of its proper divisors (53231).

6002221 is a wasteful number, since it uses less digits than its factorization.

6002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53230.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 6002221 is about 2449.9430605628. The cubic root of 6002221 is about 181.7344777663.

Adding to 6002221 its reverse (1222006), we get a palindrome (7224227).

The spelling of 6002221 in words is "six million, two thousand, two hundred twenty-one".