82669339 has 2 divisors, whose sum is σ = 82669340. Its totient is φ = 82669338.

The previous prime is 82669309. The next prime is 82669369. The reversal of 82669339 is 93396628.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (82669309) and next prime (82669369).

It is a cyclic number.

It is not a de Polignac number, because 82669339 - 2⁹ = 82668827 is a prime.

It is a super-2 number, since 2×82669339² = 13668439221393842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82669309) 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, 41334669 + 41334670.

It is an arithmetic number, because the mean of its divisors is an integer number (41334670).

Almost surely, 2^82669339 is an apocalyptic number.

82669339 is a deficient number, since it is larger than the sum of its proper divisors (1).

82669339 is an equidigital number, since it uses as much as digits as its factorization.

82669339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 46.

The square root of 82669339 is about 9092.2680888764. The cubic root of 82669339 is about 435.6270324868.

The spelling of 82669339 in words is "eighty-two million, six hundred sixty-nine thousand, three hundred thirty-nine".