549452 has 6 divisors (see below), whose sum is σ = 961548. Its totient is φ = 274724.

The previous prime is 549449. The next prime is 549481. The reversal of 549452 is 254945.

It is a happy number.

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

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, 68678 + ... + 68685.

It is an arithmetic number, because the mean of its divisors is an integer number (160258).

2⁵⁴⁹⁴⁵² is an apocalyptic number.

It is an amenable number.

549452 is a deficient number, since it is larger than the sum of its proper divisors (412096).

549452 is a wasteful number, since it uses less digits than its factorization.

549452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137367 (or 137365 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 549452 is about 741.2502951096. The cubic root of 549452 is about 81.9049066202.

It can be divided in two parts, 549 and 452, that added together give a palindrome (1001).

The spelling of 549452 in words is "five hundred forty-nine thousand, four hundred fifty-two".