547128 has 64 divisors (see below), whose sum is σ = 1620000. Its totient is φ = 170496.

The previous prime is 547121. The next prime is 547133. The reversal of 547128 is 821745.

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

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 547128.

It is not an unprimeable number, because it can be changed into a prime (547121) by changing a digit.

547128 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 15 ways as a sum of consecutive naturals, for example, 3598 + ... + 3746.

2⁵⁴⁷¹²⁸ 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 547128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810000).

547128 is an abundant number, since it is smaller than the sum of its proper divisors (1072872).

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

547128 is a wasteful number, since it uses less digits than its factorization.

547128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 171 counting only the distinct ones).

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

The square root of 547128 is about 739.6810123290. The cubic root of 547128 is about 81.7892665500.

The spelling of 547128 in words is "five hundred forty-seven thousand, one hundred twenty-eight".