540026 has 8 divisors (see below), whose sum is σ = 821664. Its totient is φ = 266140.

The previous prime is 539993. The next prime is 540041. The reversal of 540026 is 620045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 539986 and 540013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1760 + ... + 2043.

It is an arithmetic number, because the mean of its divisors is an integer number (102708).

2⁵⁴⁰⁰²⁶ is an apocalyptic number.

540026 is a deficient number, since it is larger than the sum of its proper divisors (281638).

540026 is a wasteful number, since it uses less digits than its factorization.

540026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 540026 is about 734.8646133813. The cubic root of 540026 is about 81.4338354187.

The spelling of 540026 in words is "five hundred forty thousand, twenty-six".