6463216 has 10 divisors (see below), whose sum is σ = 12522512. Its totient is φ = 3231600.

The previous prime is 6463189. The next prime is 6463231. The reversal of 6463216 is 6123646.

It is a super-2 number, since 2×6463216² = 83546322125312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201960 + ... + 201991.

Almost surely, 2^6463216 is an apocalyptic number.

It is an amenable number.

6463216 is a deficient number, since it is larger than the sum of its proper divisors (6059296).

6463216 is a wasteful number, since it uses less digits than its factorization.

6463216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403959 (or 403953 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 6463216 is about 2542.2855858459. The cubic root of 6463216 is about 186.2728488702.

The spelling of 6463216 in words is "six million, four hundred sixty-three thousand, two hundred sixteen".