546240 has 56 divisors (see below), whose sum is σ = 1737360. Its totient is φ = 145408.

The previous prime is 546239. The next prime is 546241. The reversal of 546240 is 42645.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (546239) and next prime (546241).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546241) 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 7 ways as a sum of consecutive naturals, for example, 676 + ... + 1244.

2⁵⁴⁶²⁴⁰ 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 546240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (868680).

546240 is an abundant number, since it is smaller than the sum of its proper divisors (1191120).

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

546240 is a wasteful number, since it uses less digits than its factorization.

546240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 546240 is about 739.0805098228. The cubic root of 546240 is about 81.7449940355.

Adding to 546240 its reverse (42645), we get a palindrome (588885).

The spelling of 546240 in words is "five hundred forty-six thousand, two hundred forty".