6730656 has 24 divisors (see below), whose sum is σ = 17668224. Its totient is φ = 2243520.

The previous prime is 6730637. The next prime is 6730663. The reversal of 6730656 is 6560376.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

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, 34960 + ... + 35151.

It is an arithmetic number, because the mean of its divisors is an integer number (736176).

Almost surely, 2^6730656 is an apocalyptic number.

It is an amenable number.

6730656 is an abundant number, since it is smaller than the sum of its proper divisors (10937568).

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

6730656 is a wasteful number, since it uses less digits than its factorization.

6730656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70124 (or 70116 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 6730656 is about 2594.3507858422. The cubic root of 6730656 is about 188.8074520663.

The spelling of 6730656 in words is "six million, seven hundred thirty thousand, six hundred fifty-six".