82732271 has 2 divisors, whose sum is σ = 82732272. Its totient is φ = 82732270.

The previous prime is 82732241. The next prime is 82732277. The reversal of 82732271 is 17223728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82732271 - 2¹⁰ = 82731247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82732277) 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, 41366135 + 41366136.

It is an arithmetic number, because the mean of its divisors is an integer number (41366136).

Almost surely, 2^82732271 is an apocalyptic number.

82732271 is a deficient number, since it is larger than the sum of its proper divisors (1).

82732271 is an equidigital number, since it uses as much as digits as its factorization.

82732271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 32.

The square root of 82732271 is about 9095.7281731591. The cubic root of 82732271 is about 435.7375447483.

Adding to 82732271 its reverse (17223728), we get a palindrome (99955999).

The spelling of 82732271 in words is "eighty-two million, seven hundred thirty-two thousand, two hundred seventy-one".