432444242 has 4 divisors (see below), whose sum is σ = 648666366. Its totient is φ = 216222120.

The previous prime is 432444223. The next prime is 432444251. The reversal of 432444242 is 242444234.

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

It can be written as a sum of positive squares in only one way, i.e., 356039161 + 76405081 = 18869^2 + 8741^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108111059 + ... + 108111062.

Almost surely, 2^432444242 is an apocalyptic number.

432444242 is a deficient number, since it is larger than the sum of its proper divisors (216222124).

432444242 is a wasteful number, since it uses less digits than its factorization.

432444242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216222123.

The product of its digits is 24576, while the sum is 29.

The square root of 432444242 is about 20795.2937464225. The cubic root of 432444242 is about 756.2116660942.

Adding to 432444242 its reverse (242444234), we get a palindrome (674888476).

The spelling of 432444242 in words is "four hundred thirty-two million, four hundred forty-four thousand, two hundred forty-two".