82066833 has 24 divisors (see below), whose sum is σ = 127693280. Its totient is φ = 50621760.

The previous prime is 82066813. The next prime is 82066867. The reversal of 82066833 is 33866028.

It is not a de Polignac number, because 82066833 - 2¹² = 82062737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82066813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1773 + ... + 12933.

Almost surely, 2^82066833 is an apocalyptic number.

It is an amenable number.

82066833 is a deficient number, since it is larger than the sum of its proper divisors (45626447).

82066833 is a wasteful number, since it uses less digits than its factorization.

82066833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11229 (or 11226 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 82066833 is about 9059.0746216156. The cubic root of 82066833 is about 434.5661469035.

The spelling of 82066833 in words is "eighty-two million, sixty-six thousand, eight hundred thirty-three".