82764797 has 2 divisors, whose sum is σ = 82764798. Its totient is φ = 82764796.

The previous prime is 82764793. The next prime is 82764827. The reversal of 82764797 is 79746728.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58813561 + 23951236 = 7669^2 + 4894^2 .

It is a cyclic number.

It is not a de Polignac number, because 82764797 - 2² = 82764793 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82764793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41382398 + 41382399.

It is an arithmetic number, because the mean of its divisors is an integer number (41382399).

Almost surely, 2^82764797 is an apocalyptic number.

It is an amenable number.

82764797 is a deficient number, since it is larger than the sum of its proper divisors (1).

82764797 is an equidigital number, since it uses as much as digits as its factorization.

82764797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1185408, while the sum is 50.

The square root of 82764797 is about 9097.5159796507. The cubic root of 82764797 is about 435.7946403342.

The spelling of 82764797 in words is "eighty-two million, seven hundred sixty-four thousand, seven hundred ninety-seven".