540020630 has 16 divisors (see below), whose sum is σ = 978003504. Its totient is φ = 214682400.

The previous prime is 540020599. The next prime is 540020653. The reversal of 540020630 is 36020045.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 164021 + ... + 167280.

It is an arithmetic number, because the mean of its divisors is an integer number (61125219).

Almost surely, 2^540020630 is an apocalyptic number.

540020630 is a deficient number, since it is larger than the sum of its proper divisors (437982874).

540020630 is a wasteful number, since it uses less digits than its factorization.

540020630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331471.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 540020630 is about 23238.3439599297. The cubic root of 540020630 is about 814.3356549271.

Adding to 540020630 its reverse (36020045), we get a palindrome (576040675).

The spelling of 540020630 in words is "five hundred forty million, twenty thousand, six hundred thirty".