549027 has 12 divisors (see below), whose sum is σ = 808704. Its totient is φ = 358800.

The previous prime is 549023. The next prime is 549037. The reversal of 549027 is 720945.

It is not a de Polignac number, because 549027 - 2² = 549023 is a prime.

It is a nialpdrome in base 7.

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 549027.

It is not an unprimeable number, because it can be changed into a prime (549023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99 + ... + 1052.

It is an arithmetic number, because the mean of its divisors is an integer number (67392).

2⁵⁴⁹⁰²⁷ is an apocalyptic number.

549027 is a deficient number, since it is larger than the sum of its proper divisors (259677).

549027 is a wasteful number, since it uses less digits than its factorization.

549027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1207 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 549027 is about 740.9635618571. The cubic root of 549027 is about 81.8837834137.

The spelling of 549027 in words is "five hundred forty-nine thousand, twenty-seven".