82572716 has 48 divisors (see below), whose sum is σ = 154441728. Its totient is φ = 38572800.

The previous prime is 82572697. The next prime is 82572719. The reversal of 82572716 is 61727528.

It is a self number, because there is not a number n which added to its sum of digits gives 82572716.

It is not an unprimeable number, because it can be changed into a prime (82572719) 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 in 15 ways as a sum of consecutive naturals, for example, 730676 + ... + 730788.

It is an arithmetic number, because the mean of its divisors is an integer number (3217536).

Almost surely, 2^82572716 is an apocalyptic number.

It is an amenable number.

82572716 is a deficient number, since it is larger than the sum of its proper divisors (71869012).

82572716 is a wasteful number, since it uses less digits than its factorization.

82572716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 300 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 82572716 is about 9086.9530646967. The cubic root of 82572716 is about 435.4572476522.

The spelling of 82572716 in words is "eighty-two million, five hundred seventy-two thousand, seven hundred sixteen".