82024909 has 2 divisors, whose sum is σ = 82024910. Its totient is φ = 82024908.

The previous prime is 82024907. The next prime is 82024913. The reversal of 82024909 is 90942028.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68112009 + 13912900 = 8253^2 + 3730^2 .

It is a cyclic number.

It is not a de Polignac number, because 82024909 - 2¹ = 82024907 is a prime.

Together with 82024907, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82024907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41012454 + 41012455.

It is an arithmetic number, because the mean of its divisors is an integer number (41012455).

Almost surely, 2^82024909 is an apocalyptic number.

It is an amenable number.

82024909 is a deficient number, since it is larger than the sum of its proper divisors (1).

82024909 is an equidigital number, since it uses as much as digits as its factorization.

82024909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 82024909 is about 9056.7604031464. The cubic root of 82024909 is about 434.4921346474.

The spelling of 82024909 in words is "eighty-two million, twenty-four thousand, nine hundred nine".