540331320 has 64 divisors (see below), whose sum is σ = 1622708640. Its totient is φ = 143936000.

The previous prime is 540331307. The next prime is 540331361. The reversal of 540331320 is 23133045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154390 + ... + 157850.

Almost surely, 2^540331320 is an apocalyptic number.

It is an amenable number.

540331320 is an abundant number, since it is smaller than the sum of its proper divisors (1082377320).

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

540331320 is a wasteful number, since it uses less digits than its factorization.

540331320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4776 (or 4772 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 540331320 is about 23245.0278554361. The cubic root of 540331320 is about 814.4917955295.

Adding to 540331320 its reverse (23133045), we get a palindrome (563464365).

The spelling of 540331320 in words is "five hundred forty million, three hundred thirty-one thousand, three hundred twenty".