540532330 has 32 divisors (see below), whose sum is σ = 1102953600. Its totient is φ = 189076032.

The previous prime is 540532327. The next prime is 540532339. The reversal of 540532330 is 33235045.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 540532295 and 540532304.

It is not an unprimeable number, because it can be changed into a prime (540532339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106950 + ... + 111889.

It is an arithmetic number, because the mean of its divisors is an integer number (34467300).

Almost surely, 2^540532330 is an apocalyptic number.

540532330 is an abundant number, since it is smaller than the sum of its proper divisors (562421270).

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

540532330 is a wasteful number, since it uses less digits than its factorization.

540532330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218878.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 540532330 is about 23249.3511737425. The cubic root of 540532330 is about 814.5927833814.

Adding to 540532330 its reverse (33235045), we get a palindrome (573767375).

The spelling of 540532330 in words is "five hundred forty million, five hundred thirty-two thousand, three hundred thirty".