82667699 has 2 divisors, whose sum is σ = 82667700. Its totient is φ = 82667698.

The previous prime is 82667693. The next prime is 82667779. The reversal of 82667699 is 99676628.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82667699 - 2²⁴ = 65890483 is a prime.

It is a super-3 number, since 3×82667699³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 82667699.

It is not a weakly prime, because it can be changed into another prime (82667693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41333849 + 41333850.

It is an arithmetic number, because the mean of its divisors is an integer number (41333850).

Almost surely, 2^82667699 is an apocalyptic number.

82667699 is a deficient number, since it is larger than the sum of its proper divisors (1).

82667699 is an equidigital number, since it uses as much as digits as its factorization.

82667699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 53.

The square root of 82667699 is about 9092.1779019111. The cubic root of 82667699 is about 435.6241518015.

The spelling of 82667699 in words is "eighty-two million, six hundred sixty-seven thousand, six hundred ninety-nine".