6825668 has 6 divisors (see below), whose sum is σ = 11944926. Its totient is φ = 3412832.

The previous prime is 6825661. The next prime is 6825683. The reversal of 6825668 is 8665286.

It can be written as a sum of positive squares in only one way, i.e., 6310144 + 515524 = 2512^2 + 718^2 .

It is not an unprimeable number, because it can be changed into a prime (6825661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 853205 + ... + 853212.

It is an arithmetic number, because the mean of its divisors is an integer number (1990821).

Almost surely, 2^6825668 is an apocalyptic number.

It is an amenable number.

6825668 is a deficient number, since it is larger than the sum of its proper divisors (5119258).

6825668 is a wasteful number, since it uses less digits than its factorization.

6825668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706421 (or 1706419 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 6825668 is about 2612.5979407479. The cubic root of 6825668 is about 189.6917253957.

The spelling of 6825668 in words is "six million, eight hundred twenty-five thousand, six hundred sixty-eight".