540205320 has 32 divisors (see below), whose sum is σ = 1620616320. Its totient is φ = 144054720.

The previous prime is 540205313. The next prime is 540205331. The reversal of 540205320 is 23502045.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2250736 + ... + 2250975.

It is an arithmetic number, because the mean of its divisors is an integer number (50644260).

Almost surely, 2^540205320 is an apocalyptic number.

It is an amenable number.

540205320 is an abundant number, since it is smaller than the sum of its proper divisors (1080411000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540205320 is a wasteful number, since it uses less digits than its factorization.

540205320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501725 (or 4501721 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 540205320 is about 23242.3174403931. The cubic root of 540205320 is about 814.4284800904.

Adding to 540205320 its reverse (23502045), we get a palindrome (563707365).

It can be divided in two parts, 54020 and 5320, that added together give a triangular number (59340 = T₃₄₄).

The spelling of 540205320 in words is "five hundred forty million, two hundred five thousand, three hundred twenty".