548550 has 72 divisors (see below), whose sum is σ = 1566864. Its totient is φ = 137280.

The previous prime is 548543. The next prime is 548557. The reversal of 548550 is 55845.

548550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (548543) and next prime (548557).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548557) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10324 + ... + 10376.

It is an arithmetic number, because the mean of its divisors is an integer number (21762).

2⁵⁴⁸⁵⁵⁰ is an apocalyptic number.

548550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 548550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (783432).

548550 is an abundant number, since it is smaller than the sum of its proper divisors (1018314).

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

548550 is a wasteful number, since it uses less digits than its factorization.

548550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 548550 is about 740.6416137377. The cubic root of 548550 is about 81.8600627335.

The spelling of 548550 in words is "five hundred forty-eight thousand, five hundred fifty".