6698380 has 24 divisors (see below), whose sum is σ = 15149232. Its totient is φ = 2473152.

The previous prime is 6698339. The next prime is 6698381. The reversal of 6698380 is 838966.

It is not an unprimeable number, because it can be changed into a prime (6698381) 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, 12622 + ... + 13141.

It is an arithmetic number, because the mean of its divisors is an integer number (631218).

Almost surely, 2^6698380 is an apocalyptic number.

It is an amenable number.

6698380 is an abundant number, since it is smaller than the sum of its proper divisors (8450852).

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

6698380 is a wasteful number, since it uses less digits than its factorization.

6698380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25785 (or 25783 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 6698380 is about 2588.1228718900. The cubic root of 6698380 is about 188.5051676988.

The spelling of 6698380 in words is "six million, six hundred ninety-eight thousand, three hundred eighty".