82964647 has 2 divisors, whose sum is σ = 82964648. Its totient is φ = 82964646.

The previous prime is 82964627. The next prime is 82964653. The reversal of 82964647 is 74646928.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82964647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82964597 and 82964606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82964627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41482323 + 41482324.

It is an arithmetic number, because the mean of its divisors is an integer number (41482324).

Almost surely, 2^82964647 is an apocalyptic number.

82964647 is a deficient number, since it is larger than the sum of its proper divisors (1).

82964647 is an equidigital number, since it uses as much as digits as its factorization.

82964647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 46.

The square root of 82964647 is about 9108.4931245514. The cubic root of 82964647 is about 436.1451257059.

The spelling of 82964647 in words is "eighty-two million, nine hundred sixty-four thousand, six hundred forty-seven".