540732730 has 8 divisors (see below), whose sum is σ = 973318932. Its totient is φ = 216293088.

The previous prime is 540732701. The next prime is 540732733. The reversal of 540732730 is 37237045.

540732730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 499477801 + 41254929 = 22349^2 + 6423^2 .

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 = 540732692 and 540732701.

It is not an unprimeable number, because it can be changed into a prime (540732733) 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, 27036627 + ... + 27036646.

Almost surely, 2^540732730 is an apocalyptic number.

540732730 is a deficient number, since it is larger than the sum of its proper divisors (432586202).

540732730 is a wasteful number, since it uses less digits than its factorization.

540732730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54073280.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 540732730 is about 23253.6605720476. The cubic root of 540732730 is about 814.6934398484.

Adding to 540732730 its reverse (37237045), we get a palindrome (577969775).

The spelling of 540732730 in words is "five hundred forty million, seven hundred thirty-two thousand, seven hundred thirty".