545748 has 48 divisors (see below), whose sum is σ = 1491840. Its totient is φ = 152064.

The previous prime is 545747. The next prime is 545749. The reversal of 545748 is 847545.

It is an interprime number because it is at equal distance from previous prime (545747) and next prime (545749).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 545748.

It is not an unprimeable number, because it can be changed into a prime (545747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6088 + ... + 6176.

It is an arithmetic number, because the mean of its divisors is an integer number (31080).

2⁵⁴⁵⁷⁴⁸ 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 545748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (745920).

545748 is an abundant number, since it is smaller than the sum of its proper divisors (946092).

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

545748 is a wasteful number, since it uses less digits than its factorization.

545748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 174 counting only the distinct ones).

The product of its digits is 22400, while the sum is 33.

The square root of 545748 is about 738.7475888286. The cubic root of 545748 is about 81.7204440098.

It can be divided in two parts, 5 and 45748, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 545748 in words is "five hundred forty-five thousand, seven hundred forty-eight".