82004863 has 2 divisors, whose sum is σ = 82004864. Its totient is φ = 82004862.

The previous prime is 82004807. The next prime is 82004869. The reversal of 82004863 is 36840028.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82004863 - 2²⁵ = 48450431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82004869) 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, 41002431 + 41002432.

It is an arithmetic number, because the mean of its divisors is an integer number (41002432).

Almost surely, 2^82004863 is an apocalyptic number.

82004863 is a deficient number, since it is larger than the sum of its proper divisors (1).

82004863 is an equidigital number, since it uses as much as digits as its factorization.

82004863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 82004863 is about 9055.6536484121. The cubic root of 82004863 is about 434.4567367052.

The spelling of 82004863 in words is "eighty-two million, four thousand, eight hundred sixty-three".