540012 has 24 divisors (see below), whose sum is σ = 1374912. Its totient is φ = 163600.

The previous prime is 539993. The next prime is 540041. The reversal of 540012 is 210045.

540012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×540012² = 583225920288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 540012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1914 + ... + 2177.

It is an arithmetic number, because the mean of its divisors is an integer number (57288).

2⁵⁴⁰⁰¹² is an apocalyptic number.

It is an amenable number.

540012 is an abundant number, since it is smaller than the sum of its proper divisors (834900).

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

540012 is a wasteful number, since it uses less digits than its factorization.

540012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109 (or 4107 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 540012 is about 734.8550877554. The cubic root of 540012 is about 81.4331316973.

Adding to 540012 its reverse (210045), we get a palindrome (750057).

The spelling of 540012 in words is "five hundred forty thousand, twelve".