82245899 has 2 divisors, whose sum is σ = 82245900. Its totient is φ = 82245898.

The previous prime is 82245893. The next prime is 82245913. The reversal of 82245899 is 99854228.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82245899 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82245893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41122949 + 41122950.

It is an arithmetic number, because the mean of its divisors is an integer number (41122950).

Almost surely, 2^82245899 is an apocalyptic number.

82245899 is a deficient number, since it is larger than the sum of its proper divisors (1).

82245899 is an equidigital number, since it uses as much as digits as its factorization.

82245899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 47.

The square root of 82245899 is about 9068.9524753414. The cubic root of 82245899 is about 434.8819849847.

The spelling of 82245899 in words is "eighty-two million, two hundred forty-five thousand, eight hundred ninety-nine".