432240540 has 24 divisors (see below), whose sum is σ = 1210273680. Its totient is φ = 115264128.

The previous prime is 432240503. The next prime is 432240547. The reversal of 432240540 is 45042234.

It is a self number, because there is not a number n which added to its sum of digits gives 432240540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432240547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3601945 + ... + 3602064.

It is an arithmetic number, because the mean of its divisors is an integer number (50428070).

Almost surely, 2^432240540 is an apocalyptic number.

It is an amenable number.

432240540 is an abundant number, since it is smaller than the sum of its proper divisors (778033140).

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

432240540 is a wasteful number, since it uses less digits than its factorization.

432240540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7204021 (or 7204019 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 432240540 is about 20790.3953786358. The cubic root of 432240540 is about 756.0929101119.

Adding to 432240540 its reverse (45042234), we get a palindrome (477282774).

The spelling of 432240540 in words is "four hundred thirty-two million, two hundred forty thousand, five hundred forty".