549272 has 8 divisors (see below), whose sum is σ = 1029900. Its totient is φ = 274632.

The previous prime is 549259. The next prime is 549281. The reversal of 549272 is 272945.

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 34322 + ... + 34337.

2⁵⁴⁹²⁷² is an apocalyptic number.

It is an amenable number.

549272 is a deficient number, since it is larger than the sum of its proper divisors (480628).

549272 is a wasteful number, since it uses less digits than its factorization.

549272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68665 (or 68661 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 549272 is about 741.1288686861. The cubic root of 549272 is about 81.8959616512.

The spelling of 549272 in words is "five hundred forty-nine thousand, two hundred seventy-two".