8543982 has 8 divisors (see below), whose sum is σ = 17087976. Its totient is φ = 2847992.

The previous prime is 8543963. The next prime is 8543987. The reversal of 8543982 is 2893458.

It is a happy number.

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

8543982 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 8543982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8543987) by changing a digit.

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, 711993 + ... + 712004.

It is an arithmetic number, because the mean of its divisors is an integer number (2135997).

Almost surely, 2^8543982 is an apocalyptic number.

8543982 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.

8543982 is a wasteful number, since it uses less digits than its factorization.

8543982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424002.

The product of its digits is 69120, while the sum is 39.

The square root of 8543982 is about 2923.0090660140. The cubic root of 8543982 is about 204.4341484479.

The spelling of 8543982 in words is "eight million, five hundred forty-three thousand, nine hundred eighty-two".