8549043 has 4 divisors (see below), whose sum is σ = 11398728. Its totient is φ = 5699360.

The previous prime is 8549027. The next prime is 8549071. The reversal of 8549043 is 3409458.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8549043 - 2⁴ = 8549027 is a prime.

It is a super-2 number, since 2×8549043² = 146172272431698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8548995 and 8549013.

It is not an unprimeable number, because it can be changed into a prime (8549243) by changing a digit.

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, 1424838 + ... + 1424843.

It is an arithmetic number, because the mean of its divisors is an integer number (2849682).

Almost surely, 2^8549043 is an apocalyptic number.

8549043 is a deficient number, since it is larger than the sum of its proper divisors (2849685).

8549043 is a wasteful number, since it uses less digits than its factorization.

8549043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2849684.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 8549043 is about 2923.8746553161. The cubic root of 8549043 is about 204.4745057818.

The spelling of 8549043 in words is "eight million, five hundred forty-nine thousand, forty-three".