8549842 has 8 divisors (see below), whose sum is σ = 14656896. Its totient is φ = 3664212.

The previous prime is 8549837. The next prime is 8549857. The reversal of 8549842 is 2489458.

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

It is a junction number, because it is equal to n+sod(n) for n = 8549795 and 8549804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305338 + ... + 305365.

It is an arithmetic number, because the mean of its divisors is an integer number (1832112).

Almost surely, 2^8549842 is an apocalyptic number.

8549842 is a deficient number, since it is larger than the sum of its proper divisors (6107054).

8549842 is a wasteful number, since it uses less digits than its factorization.

8549842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610712.

The product of its digits is 92160, while the sum is 40.

The square root of 8549842 is about 2924.0112858879. The cubic root of 8549842 is about 204.4808756972.

The spelling of 8549842 in words is "eight million, five hundred forty-nine thousand, eight hundred forty-two".