6827825 has 6 divisors (see below), whose sum is σ = 8466534. Its totient is φ = 5462240.

The previous prime is 6827801. The next prime is 6827837. The reversal of 6827825 is 5287286.

It can be written as a sum of positive squares in 3 ways, for example, as 512656 + 6315169 = 716^2 + 2513^2 .

It is not a de Polignac number, because 6827825 - 2¹⁰ = 6826801 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 136532 + ... + 136581.

It is an arithmetic number, because the mean of its divisors is an integer number (1411089).

Almost surely, 2^6827825 is an apocalyptic number.

It is an amenable number.

6827825 is a deficient number, since it is larger than the sum of its proper divisors (1638709).

6827825 is a wasteful number, since it uses less digits than its factorization.

6827825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273123 (or 273118 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 6827825 is about 2613.0107156305. The cubic root of 6827825 is about 189.7117049766.

The spelling of 6827825 in words is "six million, eight hundred twenty-seven thousand, eight hundred twenty-five".