6463222 has 16 divisors (see below), whose sum is σ = 9938880. Its totient is φ = 3151368.

The previous prime is 6463189. The next prime is 6463231. The reversal of 6463222 is 2223646.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18453 + ... + 18799.

It is an arithmetic number, because the mean of its divisors is an integer number (621180).

Almost surely, 2^6463222 is an apocalyptic number.

6463222 is a deficient number, since it is larger than the sum of its proper divisors (3475658).

6463222 is a wasteful number, since it uses less digits than its factorization.

6463222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555.

The product of its digits is 3456, while the sum is 25.

The square root of 6463222 is about 2542.2867658862. The cubic root of 6463222 is about 186.2729065111.

Adding to 6463222 its reverse (2223646), we get a palindrome (8686868).

The spelling of 6463222 in words is "six million, four hundred sixty-three thousand, two hundred twenty-two".