540004 has 12 divisors (see below), whose sum is σ = 953344. Its totient is φ = 267624.

The previous prime is 539993. The next prime is 540041. The reversal of 540004 is 400045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24 + ... + 1039.

2⁵⁴⁰⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

540004 is a deficient number, since it is larger than the sum of its proper divisors (413340).

540004 is a wasteful number, since it uses less digits than its factorization.

540004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194 (or 1192 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 540004 is about 734.8496444852. The cubic root of 540004 is about 81.4327295653.

Adding to 540004 its reverse (400045), we get a palindrome (940049).

It can be divided in two parts, 54000 and 4, that multiplied together give a cube (216000 = 60³).

The spelling of 540004 in words is "five hundred forty thousand, four".