6680738 has 16 divisors (see below), whose sum is σ = 10349856. Its totient is φ = 3232320.

The previous prime is 6680731. The next prime is 6680743. The reversal of 6680738 is 8370866.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6680731) 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 7 ways as a sum of consecutive naturals, for example, 10970 + ... + 11562.

It is an arithmetic number, because the mean of its divisors is an integer number (646866).

Almost surely, 2^6680738 is an apocalyptic number.

6680738 is a deficient number, since it is larger than the sum of its proper divisors (3669118).

6680738 is a wasteful number, since it uses less digits than its factorization.

6680738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 6680738 is about 2584.7123631074. The cubic root of 6680738 is about 188.3395290380.

The spelling of 6680738 in words is "six million, six hundred eighty thousand, seven hundred thirty-eight".