547249 has 2 divisors, whose sum is σ = 547250. Its totient is φ = 547248.

The previous prime is 547241. The next prime is 547271. The reversal of 547249 is 942745.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 431649 + 115600 = 657^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 547249 - 2³ = 547241 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 5 + 4 + 2¹⁹ + 7 + 4⁷ + 9⁴ .

It is a self number, because there is not a number n which added to its sum of digits gives 547249.

It is not a weakly prime, because it can be changed into another prime (547241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273624 + 273625.

It is an arithmetic number, because the mean of its divisors is an integer number (273625).

2⁵⁴⁷²⁴⁹ is an apocalyptic number.

It is an amenable number.

547249 is a deficient number, since it is larger than the sum of its proper divisors (1).

547249 is an equidigital number, since it uses as much as digits as its factorization.

547249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 547249 is about 739.7627998217. The cubic root of 547249 is about 81.7952954693.

The spelling of 547249 in words is "five hundred forty-seven thousand, two hundred forty-nine".