432332405 has 4 divisors (see below), whose sum is σ = 518798892. Its totient is φ = 345865920.

The previous prime is 432332393. The next prime is 432332429. The reversal of 432332405 is 504233234.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 225030001 + 207302404 = 15001^2 + 14398^2 .

It is not a de Polignac number, because 432332405 - 2¹⁰ = 432331381 is a prime.

It is a super-2 number, since 2×432332405² = 373822616826168050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 43233236 + ... + 43233245.

It is an arithmetic number, because the mean of its divisors is an integer number (129699723).

Almost surely, 2^432332405 is an apocalyptic number.

It is an amenable number.

432332405 is a deficient number, since it is larger than the sum of its proper divisors (86466487).

432332405 is an equidigital number, since it uses as much as digits as its factorization.

432332405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86466486.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 432332405 is about 20792.6045747040. The cubic root of 432332405 is about 756.1464709950.

Adding to 432332405 its reverse (504233234), we get a palindrome (936565639).

The spelling of 432332405 in words is "four hundred thirty-two million, three hundred thirty-two thousand, four hundred five".