827684806 has 16 divisors (see below), whose sum is σ = 1341010944. Its totient is φ = 380870784.

The previous prime is 827684791. The next prime is 827684807. The reversal of 827684806 is 608486728.

It is a self number, because there is not a number n which added to its sum of digits gives 827684806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827684807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38470 + ... + 55993.

It is an arithmetic number, because the mean of its divisors is an integer number (83813184).

Almost surely, 2^827684806 is an apocalyptic number.

827684806 is a deficient number, since it is larger than the sum of its proper divisors (513326138).

827684806 is a wasteful number, since it uses less digits than its factorization.

827684806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94815.

The product of its (nonzero) digits is 1032192, while the sum is 49.

The square root of 827684806 is about 28769.5117442059. The cubic root of 827684806 is about 938.9050196861.

The spelling of 827684806 in words is "eight hundred twenty-seven million, six hundred eighty-four thousand, eight hundred six".