549006 has 16 divisors (see below), whose sum is σ = 1128144. Its totient is φ = 177984.

The previous prime is 549001. The next prime is 549011. The reversal of 549006 is 600945.

It is an interprime number because it is at equal distance from previous prime (549001) and next prime (549011).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1015 + ... + 1458.

It is an arithmetic number, because the mean of its divisors is an integer number (70509).

2⁵⁴⁹⁰⁰⁶ is an apocalyptic number.

549006 is an abundant number, since it is smaller than the sum of its proper divisors (579138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549006 is a wasteful number, since it uses less digits than its factorization.

549006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 549006 is about 740.9493909843. The cubic root of 549006 is about 81.8827393962.

The spelling of 549006 in words is "five hundred forty-nine thousand, six".