6222663 has 20 divisors (see below), whose sum is σ = 9844560. Its totient is φ = 3903552.

The previous prime is 6222641. The next prime is 6222679. The reversal of 6222663 is 3662226.

It is a happy number.

It is not a de Polignac number, because 6222663 - 2⁸ = 6222407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6222163) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 883 + ... + 3636.

It is an arithmetic number, because the mean of its divisors is an integer number (492228).

Almost surely, 2^6222663 is an apocalyptic number.

6222663 is a deficient number, since it is larger than the sum of its proper divisors (3621897).

6222663 is a wasteful number, since it uses less digits than its factorization.

6222663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4548 (or 4539 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 6222663 is about 2494.5266083969. The cubic root of 6222663 is about 183.9326214388.

Adding to 6222663 its reverse (3662226), we get a palindrome (9884889).

The spelling of 6222663 in words is "six million, two hundred twenty-two thousand, six hundred sixty-three".