7982816 has 12 divisors (see below), whose sum is σ = 15716232. Its totient is φ = 3991392.

The previous prime is 7982797. The next prime is 7982851. The reversal of 7982816 is 6182897.

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 as a sum of consecutive naturals, namely, 124700 + ... + 124763.

It is an arithmetic number, because the mean of its divisors is an integer number (1309686).

Almost surely, 2^7982816 is an apocalyptic number.

It is an amenable number.

7982816 is a deficient number, since it is larger than the sum of its proper divisors (7733416).

7982816 is a wasteful number, since it uses less digits than its factorization.

7982816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249473 (or 249465 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 7982816 is about 2825.3877609985. The cubic root of 7982816 is about 199.8566973463.

The spelling of 7982816 in words is "seven million, nine hundred eighty-two thousand, eight hundred sixteen".