6427216 has 20 divisors (see below), whose sum is σ = 12554752. Its totient is φ = 3187296.

The previous prime is 6427193. The next prime is 6427219. The reversal of 6427216 is 6127246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6427219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451 + ... + 3613.

Almost surely, 2^6427216 is an apocalyptic number.

It is an amenable number.

6427216 is a deficient number, since it is larger than the sum of its proper divisors (6127536).

6427216 is a wasteful number, since it uses less digits than its factorization.

6427216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3298 (or 3292 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 6427216 is about 2535.1954559757. The cubic root of 6427216 is about 185.9263592553.

The spelling of 6427216 in words is "six million, four hundred twenty-seven thousand, two hundred sixteen".