6220003 has 2 divisors, whose sum is σ = 6220004. Its totient is φ = 6220002.

The previous prime is 6220001. The next prime is 6220043. The reversal of 6220003 is 3000226.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6220003 - 2¹ = 6220001 is a prime.

Together with 6220001, it forms a pair of twin primes.

It is an Ulam number.

6220003 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6220001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3110001 + 3110002.

It is an arithmetic number, because the mean of its divisors is an integer number (3110002).

Almost surely, 2^6220003 is an apocalyptic number.

6220003 is a deficient number, since it is larger than the sum of its proper divisors (1).

6220003 is an equidigital number, since it uses as much as digits as its factorization.

6220003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 6220003 is about 2493.9933841131. The cubic root of 6220003 is about 183.9064091615.

Adding to 6220003 its reverse (3000226), we get a palindrome (9220229).

The spelling of 6220003 in words is "six million, two hundred twenty thousand, three".