545472 has 42 divisors (see below), whose sum is σ = 1565148. Its totient is φ = 181632.

The previous prime is 545449. The next prime is 545473. The reversal of 545472 is 274545.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 545472.

It is not an unprimeable number, because it can be changed into a prime (545473) by changing a digit.

545472 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 5 ways as a sum of consecutive naturals, for example, 103 + ... + 1049.

2⁵⁴⁵⁴⁷² 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 545472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782574).

545472 is an abundant number, since it is smaller than the sum of its proper divisors (1019676).

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

545472 is a wasteful number, since it uses less digits than its factorization.

545472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965 (or 952 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 545472 is about 738.5607625646. The cubic root of 545472 is about 81.7066655835.

The spelling of 545472 in words is "five hundred forty-five thousand, four hundred seventy-two".