432303561 has 84 divisors (see below), whose sum is σ = 725314800. Its totient is φ = 256736304.

The previous prime is 432303559. The next prime is 432303583. The reversal of 432303561 is 165303234.

It is a happy number.

It is not a de Polignac number, because 432303561 - 2¹ = 432303559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (432303061) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 7327150 + ... + 7327208.

It is an arithmetic number, because the mean of its divisors is an integer number (8634700).

Almost surely, 2^432303561 is an apocalyptic number.

It is an amenable number.

432303561 is a deficient number, since it is larger than the sum of its proper divisors (293011239).

432303561 is an equidigital number, since it uses as much as digits as its factorization.

432303561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 432303561 is about 20791.9109511367. The cubic root of 432303561 is about 756.1296546336.

Adding to 432303561 its reverse (165303234), we get a palindrome (597606795).

The spelling of 432303561 in words is "four hundred thirty-two million, three hundred three thousand, five hundred sixty-one".