6622603 has 12 divisors (see below), whose sum is σ = 7246800. Its totient is φ = 6049056.

The previous prime is 6622601. The next prime is 6622619. The reversal of 6622603 is 3062266.

It is not a de Polignac number, because 6622603 - 2¹ = 6622601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6622601) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 25050 + ... + 25312.

It is an arithmetic number, because the mean of its divisors is an integer number (603900).

Almost surely, 2^6622603 is an apocalyptic number.

6622603 is a deficient number, since it is larger than the sum of its proper divisors (624197).

6622603 is a wasteful number, since it uses less digits than its factorization.

6622603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 425 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 6622603 is about 2573.4418586788. The cubic root of 6622603 is about 187.7916338669.

Adding to 6622603 its reverse (3062266), we get a palindrome (9684869).

It can be divided in two parts, 6622 and 603, that added together give a square (7225 = 85²).

The spelling of 6622603 in words is "six million, six hundred twenty-two thousand, six hundred three".