540320522 has 16 divisors (see below), whose sum is σ = 932930880. Its totient is φ = 229899168.

The previous prime is 540320519. The next prime is 540320533. The reversal of 540320522 is 225023045.

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, 136883 + ... + 140774.

It is an arithmetic number, because the mean of its divisors is an integer number (58308180).

Almost surely, 2^540320522 is an apocalyptic number.

540320522 is a deficient number, since it is larger than the sum of its proper divisors (392610358).

540320522 is a wasteful number, since it uses less digits than its factorization.

540320522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277805.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 540320522 is about 23244.7955895508. The cubic root of 540320522 is about 814.4863698825.

Adding to 540320522 its reverse (225023045), we get a palindrome (765343567).

The spelling of 540320522 in words is "five hundred forty million, three hundred twenty thousand, five hundred twenty-two".