82229687 has 2 divisors, whose sum is σ = 82229688. Its totient is φ = 82229686.

The previous prime is 82229671. The next prime is 82229699. The reversal of 82229687 is 78692228.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82229687 - 2⁴ = 82229671 is a prime.

It is a Chen prime.

It is equal to p_4791995 and since 82229687 and 4791995 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82229627) 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, 41114843 + 41114844.

It is an arithmetic number, because the mean of its divisors is an integer number (41114844).

Almost surely, 2^82229687 is an apocalyptic number.

82229687 is a deficient number, since it is larger than the sum of its proper divisors (1).

82229687 is an equidigital number, since it uses as much as digits as its factorization.

82229687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 44.

The square root of 82229687 is about 9068.0586125146. The cubic root of 82229687 is about 434.8534090106.

The spelling of 82229687 in words is "eighty-two million, two hundred twenty-nine thousand, six hundred eighty-seven".