82959479 has 2 divisors, whose sum is σ = 82959480. Its totient is φ = 82959478.

The previous prime is 82959449. The next prime is 82959521. The reversal of 82959479 is 97495928.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82959479 - 2²⁰ = 81910903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82959479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82959449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41479739 + 41479740.

It is an arithmetic number, because the mean of its divisors is an integer number (41479740).

Almost surely, 2^82959479 is an apocalyptic number.

82959479 is a deficient number, since it is larger than the sum of its proper divisors (1).

82959479 is an equidigital number, since it uses as much as digits as its factorization.

82959479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 53.

The square root of 82959479 is about 9108.2094288614. The cubic root of 82959479 is about 436.1360694596.

It can be divided in two parts, 82959 and 479, that added together give a palindrome (83438).

The spelling of 82959479 in words is "eighty-two million, nine hundred fifty-nine thousand, four hundred seventy-nine".