540238 has 8 divisors (see below), whose sum is σ = 813888. Its totient is φ = 268944.

The previous prime is 540233. The next prime is 540251. The reversal of 540238 is 832045.

540238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 540238.

It is not an unprimeable number, because it can be changed into a prime (540233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195 + ... + 1057.

It is an arithmetic number, because the mean of its divisors is an integer number (101736).

2⁵⁴⁰²³⁸ is an apocalyptic number.

540238 is a deficient number, since it is larger than the sum of its proper divisors (273650).

540238 is a wasteful number, since it uses less digits than its factorization.

540238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 540238 is about 735.0088434842. The cubic root of 540238 is about 81.4444902850. Note that the first 4 decimals are identical.

The spelling of 540238 in words is "five hundred forty thousand, two hundred thirty-eight".