54573 has 4 divisors (see below), whose sum is σ = 72768. Its totient is φ = 36380.

The previous prime is 54563. The next prime is 54577. The reversal of 54573 is 37545.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54573 - 2⁵ = 54541 is a prime.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9093 + ... + 9098.

It is an arithmetic number, because the mean of its divisors is an integer number (18192).

2⁵⁴⁵⁷³ is an apocalyptic number.

It is an amenable number.

54573 is a deficient number, since it is larger than the sum of its proper divisors (18195).

54573 is a wasteful number, since it uses less digits than its factorization.

54573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18194.

The product of its digits is 2100, while the sum is 24.

The square root of 54573 is about 233.6086471002. The cubic root of 54573 is about 37.9308530152.

It can be divided in two parts, 5457 and 3, that added together give a triangular number (5460 = T₁₀₄).

The spelling of 54573 in words is "fifty-four thousand, five hundred seventy-three".