82706747 has 2 divisors, whose sum is σ = 82706748. Its totient is φ = 82706746.

The previous prime is 82706711. The next prime is 82706749. The reversal of 82706747 is 74760728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82706747 - 2²⁴ = 65929531 is a prime.

Together with 82706749, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82706749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41353373 + 41353374.

It is an arithmetic number, because the mean of its divisors is an integer number (41353374).

Almost surely, 2^82706747 is an apocalyptic number.

82706747 is a deficient number, since it is larger than the sum of its proper divisors (1).

82706747 is an equidigital number, since it uses as much as digits as its factorization.

82706747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131712, while the sum is 41.

The square root of 82706747 is about 9094.3249886949. The cubic root of 82706747 is about 435.6927298738.

The spelling of 82706747 in words is "eighty-two million, seven hundred six thousand, seven hundred forty-seven".