432431641 has 8 divisors (see below), whose sum is σ = 437121440. Its totient is φ = 427764672.

The previous prime is 432431627. The next prime is 432431647. The reversal of 432431641 is 146134234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 432431641 - 2¹⁷ = 432300569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432431647) 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 7 ways as a sum of consecutive naturals, for example, 33841 + ... + 44833.

It is an arithmetic number, because the mean of its divisors is an integer number (54640180).

Almost surely, 2^432431641 is an apocalyptic number.

It is an amenable number.

432431641 is a deficient number, since it is larger than the sum of its proper divisors (4689799).

432431641 is a wasteful number, since it uses less digits than its factorization.

432431641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11415.

The product of its digits is 6912, while the sum is 28.

The square root of 432431641 is about 20794.9907670093. The cubic root of 432431641 is about 756.2043209347.

Adding to 432431641 its reverse (146134234), we get a palindrome (578565875).

The spelling of 432431641 in words is "four hundred thirty-two million, four hundred thirty-one thousand, six hundred forty-one".