6616768 has 14 divisors (see below), whose sum is σ = 13130276. Its totient is φ = 3308352.

The previous prime is 6616763. The next prime is 6616777. The reversal of 6616768 is 8676166.

It is a self number, because there is not a number n which added to its sum of digits gives 6616768.

It is not an unprimeable number, because it can be changed into a prime (6616763) 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 as a sum of consecutive naturals, namely, 51630 + ... + 51757.

Almost surely, 2^6616768 is an apocalyptic number.

It is an amenable number.

6616768 is a deficient number, since it is larger than the sum of its proper divisors (6513508).

6616768 is a wasteful number, since it uses less digits than its factorization.

6616768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103399 (or 103389 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 6616768 is about 2572.3079131395. The cubic root of 6616768 is about 187.7364649171.

The spelling of 6616768 in words is "six million, six hundred sixteen thousand, seven hundred sixty-eight".