82705882 has 8 divisors (see below), whose sum is σ = 141781536. Its totient is φ = 35445372.

The previous prime is 82705859. The next prime is 82705891. The reversal of 82705882 is 28850728.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2953768 + ... + 2953795.

It is an arithmetic number, because the mean of its divisors is an integer number (17722692).

Almost surely, 2^82705882 is an apocalyptic number.

82705882 is a deficient number, since it is larger than the sum of its proper divisors (59075654).

82705882 is a wasteful number, since it uses less digits than its factorization.

82705882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5907572.

The product of its (nonzero) digits is 71680, while the sum is 40.

The square root of 82705882 is about 9094.2774314401. The cubic root of 82705882 is about 435.6912109509.

The spelling of 82705882 in words is "eighty-two million, seven hundred five thousand, eight hundred eighty-two".