82736947 has 2 divisors, whose sum is σ = 82736948. Its totient is φ = 82736946.

The previous prime is 82736933. The next prime is 82736993. The reversal of 82736947 is 74963728.

It is an a-pointer prime, because the next prime (82736993) can be obtained adding 82736947 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82736947 - 2¹⁹ = 82212659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82736897 and 82736906.

It is not a weakly prime, because it can be changed into another prime (82736047) 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, 41368473 + 41368474.

It is an arithmetic number, because the mean of its divisors is an integer number (41368474).

Almost surely, 2^82736947 is an apocalyptic number.

82736947 is a deficient number, since it is larger than the sum of its proper divisors (1).

82736947 is an equidigital number, since it uses as much as digits as its factorization.

82736947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 46.

The square root of 82736947 is about 9095.9852132685. The cubic root of 82736947 is about 435.7457538399.

The spelling of 82736947 in words is "eighty-two million, seven hundred thirty-six thousand, nine hundred forty-seven".