432443 has 4 divisors (see below), whose sum is σ = 471768. Its totient is φ = 393120.

The previous prime is 432437. The next prime is 432449. The reversal of 432443 is 344234.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (432437) and next prime (432449).

It is a cyclic number.

It is not a de Polignac number, because 432443 - 2¹⁶ = 366907 is a prime.

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19646 + ... + 19667.

It is an arithmetic number, because the mean of its divisors is an integer number (117942).

2⁴³²⁴⁴³ is an apocalyptic number.

432443 is a deficient number, since it is larger than the sum of its proper divisors (39325).

432443 is a wasteful number, since it uses less digits than its factorization.

432443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39324.

The product of its digits is 1152, while the sum is 20.

The square root of 432443 is about 657.6039841728. The cubic root of 432443 is about 75.6210942135.

Adding to 432443 its reverse (344234), we get a palindrome (776677).

Subtracting from 432443 its reverse (344234), we obtain a square (88209 = 297²).

The spelling of 432443 in words is "four hundred thirty-two thousand, four hundred forty-three".