82823423 has 2 divisors, whose sum is σ = 82823424. Its totient is φ = 82823422.

The previous prime is 82823407. The next prime is 82823453. The reversal of 82823423 is 32432828.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82823423 - 2⁴ = 82823407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82823423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82823453) 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, 41411711 + 41411712.

It is an arithmetic number, because the mean of its divisors is an integer number (41411712).

Almost surely, 2^82823423 is an apocalyptic number.

82823423 is a deficient number, since it is larger than the sum of its proper divisors (1).

82823423 is an equidigital number, since it uses as much as digits as its factorization.

82823423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 32.

The square root of 82823423 is about 9100.7374975878. The cubic root of 82823423 is about 435.8975136467.

The spelling of 82823423 in words is "eighty-two million, eight hundred twenty-three thousand, four hundred twenty-three".