6698775 has 12 divisors (see below), whose sum is σ = 11075432. Its totient is φ = 3572640.

The previous prime is 6698771. The next prime is 6698777. The reversal of 6698775 is 5778966.

It is not a de Polignac number, because 6698775 - 2² = 6698771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6698771) 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 11 ways as a sum of consecutive naturals, for example, 44584 + ... + 44733.

Almost surely, 2^6698775 is an apocalyptic number.

6698775 is a deficient number, since it is larger than the sum of its proper divisors (4376657).

6698775 is a wasteful number, since it uses less digits than its factorization.

6698775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89330 (or 89325 counting only the distinct ones).

The product of its digits is 635040, while the sum is 48.

The square root of 6698775 is about 2588.1991808978. The cubic root of 6698775 is about 188.5088729767.

The spelling of 6698775 in words is "six million, six hundred ninety-eight thousand, seven hundred seventy-five".