548228 has 24 divisors (see below), whose sum is σ = 1028160. Its totient is φ = 255200.

The previous prime is 548227. The next prime is 548239. The reversal of 548228 is 822845.

It is a nialpdrome in base 7.

It is a zygodrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 548228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5378 + ... + 5478.

It is an arithmetic number, because the mean of its divisors is an integer number (42840).

2⁵⁴⁸²²⁸ is an apocalyptic number.

It is an amenable number.

548228 is a deficient number, since it is larger than the sum of its proper divisors (479932).

548228 is a wasteful number, since it uses less digits than its factorization.

548228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 185 counting only the distinct ones).

The product of its digits is 5120, while the sum is 29.

The square root of 548228 is about 740.4242027379. The cubic root of 548228 is about 81.8440422556.

The spelling of 548228 in words is "five hundred forty-eight thousand, two hundred twenty-eight".