6698379 has 4 divisors (see below), whose sum is σ = 8931176. Its totient is φ = 4465584.

The previous prime is 6698339. The next prime is 6698381. The reversal of 6698379 is 9738966.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6698379 - 2¹¹ = 6696331 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6698309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1116394 + ... + 1116399.

It is an arithmetic number, because the mean of its divisors is an integer number (2232794).

Almost surely, 2^6698379 is an apocalyptic number.

6698379 is a deficient number, since it is larger than the sum of its proper divisors (2232797).

6698379 is a wasteful number, since it uses less digits than its factorization.

6698379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232796.

The product of its digits is 489888, while the sum is 48.

The square root of 6698379 is about 2588.1226786998. The cubic root of 6698379 is about 188.5051583182.

The spelling of 6698379 in words is "six million, six hundred ninety-eight thousand, three hundred seventy-nine".