82544291 has 2 divisors, whose sum is σ = 82544292. Its totient is φ = 82544290.

The previous prime is 82544249. The next prime is 82544311. The reversal of 82544291 is 19244528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82544291 - 2¹⁰ = 82543267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82544191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41272145 + 41272146.

It is an arithmetic number, because the mean of its divisors is an integer number (41272146).

Almost surely, 2^82544291 is an apocalyptic number.

82544291 is a deficient number, since it is larger than the sum of its proper divisors (1).

82544291 is an equidigital number, since it uses as much as digits as its factorization.

82544291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 82544291 is about 9085.3888744511. The cubic root of 82544291 is about 435.4072743541.

The spelling of 82544291 in words is "eighty-two million, five hundred forty-four thousand, two hundred ninety-one".