6730988 has 18 divisors (see below), whose sum is σ = 12948348. Its totient is φ = 3059320.

The previous prime is 6730979. The next prime is 6730991. The reversal of 6730988 is 8890376.

It is a super-2 number, since 2×6730988² = 90612398912288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6470 + ... + 7437.

Almost surely, 2^6730988 is an apocalyptic number.

It is an amenable number.

6730988 is a deficient number, since it is larger than the sum of its proper divisors (6217360).

6730988 is a wasteful number, since it uses less digits than its factorization.

6730988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13933 (or 13920 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 6730988 is about 2594.4147702324. The cubic root of 6730988 is about 188.8105564216.

The spelling of 6730988 in words is "six million, seven hundred thirty thousand, nine hundred eighty-eight".