82457716 has 12 divisors (see below), whose sum is σ = 157419360. Its totient is φ = 37480760.

The previous prime is 82457707. The next prime is 82457743. The reversal of 82457716 is 61775428.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 936976 + ... + 937063.

It is an arithmetic number, because the mean of its divisors is an integer number (13118280).

Almost surely, 2^82457716 is an apocalyptic number.

It is an amenable number.

82457716 is a deficient number, since it is larger than the sum of its proper divisors (74961644).

82457716 is a wasteful number, since it uses less digits than its factorization.

82457716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874054 (or 1874052 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The square root of 82457716 is about 9080.6231063733. The cubic root of 82457716 is about 435.2549982419.

The spelling of 82457716 in words is "eighty-two million, four hundred fifty-seven thousand, seven hundred sixteen".