432504431 has 4 divisors (see below), whose sum is σ = 432732432. Its totient is φ = 432276432.

The previous prime is 432504409. The next prime is 432504439. The reversal of 432504431 is 134405234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 134405234 = 2 ⋅67202617.

It is a cyclic number.

It is not a de Polignac number, because 432504431 - 2¹⁴ = 432488047 is a prime.

It is a super-2 number, since 2×432504431² = 374120165669267522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 432504431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432504439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111131 + ... + 114956.

It is an arithmetic number, because the mean of its divisors is an integer number (108183108).

Almost surely, 2^432504431 is an apocalyptic number.

432504431 is a deficient number, since it is larger than the sum of its proper divisors (228001).

432504431 is a wasteful number, since it uses less digits than its factorization.

432504431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228000.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 432504431 is about 20796.7408744736. The cubic root of 432504431 is about 756.2467484686.

Adding to 432504431 its reverse (134405234), we get a palindrome (566909665).

The spelling of 432504431 in words is "four hundred thirty-two million, five hundred four thousand, four hundred thirty-one".