6731056 has 10 divisors (see below), whose sum is σ = 13041452. Its totient is φ = 3365520.

The previous prime is 6731047. The next prime is 6731059. The reversal of 6731056 is 6501376.

It is a super-2 number, since 2×6731056² = 90614229750272, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6731059) 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, 210330 + ... + 210361.

Almost surely, 2^6731056 is an apocalyptic number.

It is an amenable number.

6731056 is a deficient number, since it is larger than the sum of its proper divisors (6310396).

6731056 is a wasteful number, since it uses less digits than its factorization.

6731056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420699 (or 420693 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 6731056 is about 2594.4278752742. The cubic root of 6731056 is about 188.8111922408.

Subtracting from 6731056 its product of nonzero digits (3780), we obtain a palindrome (6727276).

The spelling of 6731056 in words is "six million, seven hundred thirty-one thousand, fifty-six".