540027 has 20 divisors (see below), whose sum is σ = 827640. Its totient is φ = 350784.

The previous prime is 539993. The next prime is 540041. The reversal of 540027 is 720045.

It is a happy number.

It is not a de Polignac number, because 540027 - 2⁷ = 539899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 539991 and 540009.

It is not an unprimeable number, because it can be changed into a prime (541027) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4723 + ... + 4835.

It is an arithmetic number, because the mean of its divisors is an integer number (41382).

2⁵⁴⁰⁰²⁷ is an apocalyptic number.

540027 is a deficient number, since it is larger than the sum of its proper divisors (287613).

540027 is a wasteful number, since it uses less digits than its factorization.

540027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 18.

The square root of 540027 is about 734.8652937784. The cubic root of 540027 is about 81.4338856840.

Adding to 540027 its sum of digits (18), we get a palindrome (540045).

The spelling of 540027 in words is "five hundred forty thousand, twenty-seven".