549259 has 2 divisors, whose sum is σ = 549260. Its totient is φ = 549258.

The previous prime is 549257. The next prime is 549281. The reversal of 549259 is 952945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 549259 - 2¹ = 549257 is a prime.

Together with 549257, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (549257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274629 + 274630.

It is an arithmetic number, because the mean of its divisors is an integer number (274630).

2⁵⁴⁹²⁵⁹ is an apocalyptic number.

549259 is a deficient number, since it is larger than the sum of its proper divisors (1).

549259 is an equidigital number, since it uses as much as digits as its factorization.

549259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 34.

The square root of 549259 is about 741.1200982297. The cubic root of 549259 is about 81.8953155500.

It can be divided in two parts, 549 and 259, that added together give a palindrome (808).

The spelling of 549259 in words is "five hundred forty-nine thousand, two hundred fifty-nine".