549132 has 24 divisors (see below), whose sum is σ = 1302336. Its totient is φ = 180048.

The previous prime is 549121. The next prime is 549139. The reversal of 549132 is 231945.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 549132.

It is not an unprimeable number, because it can be changed into a prime (549139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463 + ... + 1145.

It is an arithmetic number, because the mean of its divisors is an integer number (54264).

2⁵⁴⁹¹³² is an apocalyptic number.

It is an amenable number.

549132 is an abundant number, since it is smaller than the sum of its proper divisors (753204).

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

549132 is a wasteful number, since it uses less digits than its factorization.

549132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 755 counting only the distinct ones).

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

The square root of 549132 is about 741.0344121564. The cubic root of 549132 is about 81.8890031019.

The spelling of 549132 in words is "five hundred forty-nine thousand, one hundred thirty-two".