432320441 has 16 divisors (see below), whose sum is σ = 509819520. Its totient is φ = 358888320.

The previous prime is 432320431. The next prime is 432320477. The reversal of 432320441 is 144023234.

It is not a de Polignac number, because 432320441 - 2⁶ = 432320377 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (432320431) 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 15 ways as a sum of consecutive naturals, for example, 34475 + ... + 45311.

It is an arithmetic number, because the mean of its divisors is an integer number (31863720).

Almost surely, 2^432320441 is an apocalyptic number.

432320441 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

432320441 is a deficient number, since it is larger than the sum of its proper divisors (77499079).

432320441 is a wasteful number, since it uses less digits than its factorization.

432320441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11024.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 432320441 is about 20792.3168742687. The cubic root of 432320441 is about 756.1394959454.

Adding to 432320441 its reverse (144023234), we get a palindrome (576343675).

The spelling of 432320441 in words is "four hundred thirty-two million, three hundred twenty thousand, four hundred forty-one".