540230 has 16 divisors (see below), whose sum is σ = 984960. Its totient is φ = 213312.

The previous prime is 540217. The next prime is 540233. The reversal of 540230 is 32045.

540230 = 366² + 367² + ... + 369².

It is a congruent number.

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

540230 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587 + ... + 1193.

It is an arithmetic number, because the mean of its divisors is an integer number (61560).

2⁵⁴⁰²³⁰ is an apocalyptic number.

540230 is a deficient number, since it is larger than the sum of its proper divisors (444730).

540230 is a wasteful number, since it uses less digits than its factorization.

540230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 540230 is about 735.0034013527. The cubic root of 540230 is about 81.4440882652. Note that the first 3 decimals are identical.

Adding to 540230 its reverse (32045), we get a palindrome (572275).

The spelling of 540230 in words is "five hundred forty thousand, two hundred thirty".