6223217 has 16 divisors (see below), whose sum is σ = 8356992. Its totient is φ = 4475520.

The previous prime is 6223211. The next prime is 6223247. The reversal of 6223217 is 7123226.

It is not a de Polignac number, because 6223217 - 2⁴ = 6223201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6223192 and 6223201.

It is not an unprimeable number, because it can be changed into a prime (6223211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2108 + ... + 4109.

It is an arithmetic number, because the mean of its divisors is an integer number (522312).

Almost surely, 2^6223217 is an apocalyptic number.

It is an amenable number.

6223217 is a deficient number, since it is larger than the sum of its proper divisors (2133775).

6223217 is a wasteful number, since it uses less digits than its factorization.

6223217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6248.

The product of its digits is 1008, while the sum is 23.

The square root of 6223217 is about 2494.6376490384. The cubic root of 6223217 is about 183.9380797476.

Subtracting 6223217 from its reverse (7123226), we obtain a palindrome (900009).

The spelling of 6223217 in words is "six million, two hundred twenty-three thousand, two hundred seventeen".