82005306 has 8 divisors (see below), whose sum is σ = 164010624. Its totient is φ = 27335100.

The previous prime is 82005299. The next prime is 82005317. The reversal of 82005306 is 60350028.

It is a sphenic number, since it is the product of 3 distinct primes.

82005306 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6833770 + ... + 6833781.

It is an arithmetic number, because the mean of its divisors is an integer number (20501328).

Almost surely, 2^82005306 is an apocalyptic number.

82005306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82005306 is a wasteful number, since it uses less digits than its factorization.

82005306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13667556.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 82005306 is about 9055.6781082368. The cubic root of 82005306 is about 434.4575190328.

The spelling of 82005306 in words is "eighty-two million, five thousand, three hundred six".