549360 has 120 divisors (see below), whose sum is σ = 2127840. Its totient is φ = 124416.

The previous prime is 549331. The next prime is 549379. The reversal of 549360 is 63945.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

549360 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4986 + ... + 5094.

It is an arithmetic number, because the mean of its divisors is an integer number (17732).

2⁵⁴⁹³⁶⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1063920).

549360 is an abundant number, since it is smaller than the sum of its proper divisors (1578480).

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

549360 is a wasteful number, since it uses less digits than its factorization.

549360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 126 counting only the distinct ones).

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

The square root of 549360 is about 741.1882352007. The cubic root of 549360 is about 81.9003349913.

It can be divided in two parts, 549 and 360, that added together give a palindrome (909).

The spelling of 549360 in words is "five hundred forty-nine thousand, three hundred sixty".