6497216 has 42 divisors (see below), whose sum is σ = 14188440. Its totient is φ = 2949760.

The previous prime is 6497209. The next prime is 6497243. The reversal of 6497216 is 6127946.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7325 + ... + 8163.

It is an arithmetic number, because the mean of its divisors is an integer number (337820).

Almost surely, 2^6497216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6497216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7094220).

6497216 is an abundant number, since it is smaller than the sum of its proper divisors (7691224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6497216 is a wasteful number, since it uses less digits than its factorization.

6497216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873 (or 852 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 6497216 is about 2548.9637110010. The cubic root of 6497216 is about 186.5989096486.

The spelling of 6497216 in words is "six million, four hundred ninety-seven thousand, two hundred sixteen".