549036 has 36 divisors (see below), whose sum is σ = 1410864. Its totient is φ = 180000.

The previous prime is 549023. The next prime is 549037. The reversal of 549036 is 630945.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 549036.

It is not an unprimeable number, because it can be changed into a prime (549037) 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 11 ways as a sum of consecutive naturals, for example, 3561 + ... + 3711.

2⁵⁴⁹⁰³⁶ is an apocalyptic number.

It is an amenable number.

549036 is an abundant number, since it is smaller than the sum of its proper divisors (861828).

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

549036 is a wasteful number, since it uses less digits than its factorization.

549036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 549036 is about 740.9696350054. The cubic root of 549036 is about 81.8842308416.

The spelling of 549036 in words is "five hundred forty-nine thousand, thirty-six".