432444 has 12 divisors (see below), whose sum is σ = 1009064. Its totient is φ = 144144.

The previous prime is 432437. The next prime is 432449. The reversal of 432444 is 444234.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

432444 is a modest number, since divided by 444 gives 432 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 432444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432449) by changing a digit.

432444 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18007 + ... + 18030.

2⁴³²⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

432444 is an abundant number, since it is smaller than the sum of its proper divisors (576620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

432444 is a wasteful number, since it uses less digits than its factorization.

432444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36044 (or 36042 counting only the distinct ones).

The product of its digits is 1536, while the sum is 21.

The square root of 432444 is about 657.6047445084. The cubic root of 432444 is about 75.6211525033.

Adding to 432444 its reverse (444234), we get a palindrome (876678).

The spelling of 432444 in words is "four hundred thirty-two thousand, four hundred forty-four".