6722416 has 20 divisors (see below), whose sum is σ = 13070592. Its totient is φ = 3349376.

The previous prime is 6722413. The next prime is 6722423. The reversal of 6722416 is 6142276.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6722411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5580 + ... + 6676.

Almost surely, 2^6722416 is an apocalyptic number.

It is an amenable number.

6722416 is a deficient number, since it is larger than the sum of its proper divisors (6348176).

6722416 is a wasteful number, since it uses less digits than its factorization.

6722416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488 (or 1482 counting only the distinct ones).

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

The square root of 6722416 is about 2592.7622336034. The cubic root of 6722416 is about 188.7303714805.

The spelling of 6722416 in words is "six million, seven hundred twenty-two thousand, four hundred sixteen".