82477723 has 2 divisors, whose sum is σ = 82477724. Its totient is φ = 82477722.

The previous prime is 82477687. The next prime is 82477729. The reversal of 82477723 is 32777428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82477723 - 2¹⁷ = 82346651 is a prime.

It is not a weakly prime, because it can be changed into another prime (82477729) 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, 41238861 + 41238862.

It is an arithmetic number, because the mean of its divisors is an integer number (41238862).

Almost surely, 2^82477723 is an apocalyptic number.

82477723 is a deficient number, since it is larger than the sum of its proper divisors (1).

82477723 is an equidigital number, since it uses as much as digits as its factorization.

82477723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131712, while the sum is 40.

The square root of 82477723 is about 9081.7246710083. The cubic root of 82477723 is about 435.2901978689.

The spelling of 82477723 in words is "eighty-two million, four hundred seventy-seven thousand, seven hundred twenty-three".