549242 has 8 divisors (see below), whose sum is σ = 841536. Its totient is φ = 268732.

The previous prime is 549229. The next prime is 549247. The reversal of 549242 is 242945.

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

It is a d-powerful number, because it can be written as 5⁶ + 4³ + 2¹⁰ + 9⁶ + 4³ + 2¹⁰ .

It is not an unprimeable number, because it can be changed into a prime (549247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2828 + ... + 3015.

It is an arithmetic number, because the mean of its divisors is an integer number (105192).

2⁵⁴⁹²⁴² is an apocalyptic number.

549242 is a deficient number, since it is larger than the sum of its proper divisors (292294).

549242 is a wasteful number, since it uses less digits than its factorization.

549242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5892.

The product of its digits is 2880, while the sum is 26.

The square root of 549242 is about 741.1086290147. The cubic root of 549242 is about 81.8944706330.

The spelling of 549242 in words is "five hundred forty-nine thousand, two hundred forty-two".