432343540 has 24 divisors (see below), whose sum is σ = 909326880. Its totient is φ = 172669728.

The previous prime is 432343517. The next prime is 432343559. The reversal of 432343540 is 45343234.

It is a junction number, because it is equal to n+sod(n) for n = 432343499 and 432343508.

It is a congruent number.

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, 3222 + ... + 29581.

It is an arithmetic number, because the mean of its divisors is an integer number (37888620).

Almost surely, 2^432343540 is an apocalyptic number.

It is an amenable number.

432343540 is an abundant number, since it is smaller than the sum of its proper divisors (476983340).

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

432343540 is a wasteful number, since it uses less digits than its factorization.

432343540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33471 (or 33469 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 432343540 is about 20792.8723364522. The cubic root of 432343540 is about 756.1529626193.

Adding to 432343540 its reverse (45343234), we get a palindrome (477686774).

The spelling of 432343540 in words is "four hundred thirty-two million, three hundred forty-three thousand, five hundred forty".