6679825 has 6 divisors (see below), whose sum is σ = 8283014. Its totient is φ = 5343840.

The previous prime is 6679823. The next prime is 6679853. The reversal of 6679825 is 5289766.

It can be written as a sum of positive squares in 3 ways, for example, as 121104 + 6558721 = 348^2 + 2561^2 .

It is not a de Polignac number, because 6679825 - 2¹ = 6679823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6679823) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133572 + ... + 133621.

Almost surely, 2^6679825 is an apocalyptic number.

It is an amenable number.

6679825 is a deficient number, since it is larger than the sum of its proper divisors (1603189).

6679825 is a wasteful number, since it uses less digits than its factorization.

6679825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267203 (or 267198 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 6679825 is about 2584.5357416759. The cubic root of 6679825 is about 188.3309490566.

The spelling of 6679825 in words is "six million, six hundred seventy-nine thousand, eight hundred twenty-five".