432241664 has 22 divisors (see below), whose sum is σ = 864063264. Its totient is φ = 216120320.

The previous prime is 432241613. The next prime is 432241679. The reversal of 432241664 is 466142234.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 432241664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210032 + ... + 212079.

Almost surely, 2^432241664 is an apocalyptic number.

It is an amenable number.

432241664 is a deficient number, since it is larger than the sum of its proper divisors (431821600).

432241664 is an equidigital number, since it uses as much as digits as its factorization.

432241664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422131 (or 422113 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 432241664 is about 20790.4224103312. The cubic root of 432241664 is about 756.0935654937.

Adding to 432241664 its reverse (466142234), we get a palindrome (898383898).

The spelling of 432241664 in words is "four hundred thirty-two million, two hundred forty-one thousand, six hundred sixty-four".