6463223 has 4 divisors (see below), whose sum is σ = 6960408. Its totient is φ = 5966040.

The previous prime is 6463189. The next prime is 6463231. The reversal of 6463223 is 3223646.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6463223 - 2¹⁰ = 6462199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6463192 and 6463201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6463243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248573 + ... + 248598.

It is an arithmetic number, because the mean of its divisors is an integer number (1740102).

Almost surely, 2^6463223 is an apocalyptic number.

6463223 is a deficient number, since it is larger than the sum of its proper divisors (497185).

6463223 is a wasteful number, since it uses less digits than its factorization.

6463223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497184.

The product of its digits is 5184, while the sum is 26.

The square root of 6463223 is about 2542.2869625595. The cubic root of 6463223 is about 186.2729161179.

Adding to 6463223 its reverse (3223646), we get a palindrome (9686869).

The spelling of 6463223 in words is "six million, four hundred sixty-three thousand, two hundred twenty-three".