82727867 has 2 divisors, whose sum is σ = 82727868. Its totient is φ = 82727866.

The previous prime is 82727863. The next prime is 82727921. The reversal of 82727867 is 76872728.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82727867 - 2² = 82727863 is a prime.

It is not a weakly prime, because it can be changed into another prime (82727863) 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 as a sum of consecutive naturals, namely, 41363933 + 41363934.

It is an arithmetic number, because the mean of its divisors is an integer number (41363934).

Almost surely, 2^82727867 is an apocalyptic number.

82727867 is a deficient number, since it is larger than the sum of its proper divisors (1).

82727867 is an equidigital number, since it uses as much as digits as its factorization.

82727867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 526848, while the sum is 47.

The square root of 82727867 is about 9095.4860782698. The cubic root of 82727867 is about 435.7298128916.

The spelling of 82727867 in words is "eighty-two million, seven hundred twenty-seven thousand, eight hundred sixty-seven".