548172 has 18 divisors (see below), whose sum is σ = 1385748. Its totient is φ = 182712.

The previous prime is 548153. The next prime is 548189. The reversal of 548172 is 271845.

It is a tau number, because it is divible by the number of its divisors (18).

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7578 + ... + 7649.

It is an arithmetic number, because the mean of its divisors is an integer number (76986).

2⁵⁴⁸¹⁷² is an apocalyptic number.

It is an amenable number.

548172 is an abundant number, since it is smaller than the sum of its proper divisors (837576).

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

548172 is a wasteful number, since it uses less digits than its factorization.

548172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15237 (or 15232 counting only the distinct ones).

The product of its digits is 2240, while the sum is 27.

The square root of 548172 is about 740.3863856123. The cubic root of 548172 is about 81.8412554452.

The spelling of 548172 in words is "five hundred forty-eight thousand, one hundred seventy-two".