6020221 has 2 divisors, whose sum is σ = 6020222. Its totient is φ = 6020220.

The previous prime is 6020177. The next prime is 6020251. The reversal of 6020221 is 1220206.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5784025 + 236196 = 2405^2 + 486^2 .

It is a cyclic number.

It is not a de Polignac number, because 6020221 - 2¹³ = 6012029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6020251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3010110 + 3010111.

It is an arithmetic number, because the mean of its divisors is an integer number (3010111).

Almost surely, 2^6020221 is an apocalyptic number.

It is an amenable number.

6020221 is a deficient number, since it is larger than the sum of its proper divisors (1).

6020221 is an equidigital number, since it uses as much as digits as its factorization.

6020221 is an evil number, because the sum of its binary digits is even.

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

The square root of 6020221 is about 2453.6138653015. The cubic root of 6020221 is about 181.9159636989.

Adding to 6020221 its reverse (1220206), we get a palindrome (7240427).

It can be divided in two parts, 6020 and 221, that added together give a square (6241 = 79²).

The spelling of 6020221 in words is "six million, twenty thousand, two hundred twenty-one".