6698770 has 24 divisors (see below), whose sum is σ = 13042764. Its totient is φ = 2462496.

The previous prime is 6698767. The next prime is 6698771. The reversal of 6698770 is 778966.

It can be written as a sum of positive squares in 2 ways, for example, as 6235009 + 463761 = 2497^2 + 681^2 .

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 (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29397 + ... + 29623.

Almost surely, 2^6698770 is an apocalyptic number.

6698770 is a deficient number, since it is larger than the sum of its proper divisors (6343994).

6698770 is a wasteful number, since it uses less digits than its factorization.

6698770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 6698770 is about 2588.1982149750. The cubic root of 6698770 is about 188.5088260753.

The spelling of 6698770 in words is "six million, six hundred ninety-eight thousand, seven hundred seventy".