432447 has 8 divisors (see below), whose sum is σ = 589056. Its totient is φ = 282072.

The previous prime is 432437. The next prime is 432449. The reversal of 432447 is 744234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 432447 - 2¹⁰ = 431423 is a prime.

It is a congruent number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1393 + ... + 1674.

It is an arithmetic number, because the mean of its divisors is an integer number (73632).

2⁴³²⁴⁴⁷ is an apocalyptic number.

432447 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

432447 is a deficient number, since it is larger than the sum of its proper divisors (156609).

432447 is a wasteful number, since it uses less digits than its factorization.

432447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117.

The product of its digits is 2688, while the sum is 24.

The square root of 432447 is about 657.6070255099. The cubic root of 432447 is about 75.6213273721.

It can be divided in two parts, 4324 and 47, that added together give a triangular number (4371 = T₉₃).

The spelling of 432447 in words is "four hundred thirty-two thousand, four hundred forty-seven".