6698730 has 16 divisors (see below), whose sum is σ = 16077024. Its totient is φ = 1786320.

The previous prime is 6698729. The next prime is 6698737. The reversal of 6698730 is 378966.

It is a super-2 number, since 2×6698730² = 89745967225800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6698737) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 111616 + ... + 111675.

It is an arithmetic number, because the mean of its divisors is an integer number (1004814).

Almost surely, 2^6698730 is an apocalyptic number.

6698730 is an abundant number, since it is smaller than the sum of its proper divisors (9378294).

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

6698730 is a wasteful number, since it uses less digits than its factorization.

6698730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223301.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 6698730 is about 2588.1904875801. The cubic root of 6698730 is about 188.5084508638.

The spelling of 6698730 in words is "six million, six hundred ninety-eight thousand, seven hundred thirty".