540231532 has 12 divisors (see below), whose sum is σ = 967391656. Its totient is φ = 263833920.

The previous prime is 540231499. The next prime is 540231533. The reversal of 540231532 is 235132045.

It is a junction number, because it is equal to n+sod(n) for n = 540231497 and 540231506.

It is not an unprimeable number, because it can be changed into a prime (540231533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1570269 + ... + 1570612.

Almost surely, 2^540231532 is an apocalyptic number.

It is an amenable number.

540231532 is a deficient number, since it is larger than the sum of its proper divisors (427160124).

540231532 is a wasteful number, since it uses less digits than its factorization.

540231532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3140928 (or 3140926 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 540231532 is about 23242.8813188038. The cubic root of 540231532 is about 814.4416525227.

Adding to 540231532 its reverse (235132045), we get a palindrome (775363577).

It can be divided in two parts, 54023 and 1532, that added together give a palindrome (55555).

The spelling of 540231532 in words is "five hundred forty million, two hundred thirty-one thousand, five hundred thirty-two".