82526849 has 2 divisors, whose sum is σ = 82526850. Its totient is φ = 82526848.

The previous prime is 82526831. The next prime is 82526863. The reversal of 82526849 is 94862528.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78446449 + 4080400 = 8857^2 + 2020^2 .

It is a cyclic number.

It is not a de Polignac number, because 82526849 - 2⁸ = 82526593 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (82526869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41263424 + 41263425.

It is an arithmetic number, because the mean of its divisors is an integer number (41263425).

Almost surely, 2^82526849 is an apocalyptic number.

It is an amenable number.

82526849 is a deficient number, since it is larger than the sum of its proper divisors (1).

82526849 is an equidigital number, since it uses as much as digits as its factorization.

82526849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 44.

The square root of 82526849 is about 9084.4289308685. The cubic root of 82526849 is about 435.3766043200.

The spelling of 82526849 in words is "eighty-two million, five hundred twenty-six thousand, eight hundred forty-nine".