82727269 has 2 divisors, whose sum is σ = 82727270. Its totient is φ = 82727268.

The previous prime is 82727237. The next prime is 82727279. The reversal of 82727269 is 96272728.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72080100 + 10647169 = 8490^2 + 3263^2 .

It is a cyclic number.

It is not a de Polignac number, because 82727269 - 2⁵ = 82727237 is a prime.

It is a super-2 number, since 2×82727269² = 13687602072396722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82727279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41363634 + 41363635.

It is an arithmetic number, because the mean of its divisors is an integer number (41363635).

Almost surely, 2^82727269 is an apocalyptic number.

It is an amenable number.

82727269 is a deficient number, since it is larger than the sum of its proper divisors (1).

82727269 is an equidigital number, since it uses as much as digits as its factorization.

82727269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 43.

The square root of 82727269 is about 9095.4532047612. The cubic root of 82727269 is about 435.7287629952.

The spelling of 82727269 in words is "eighty-two million, seven hundred twenty-seven thousand, two hundred sixty-nine".