432039 has 4 divisors (see below), whose sum is σ = 576056. Its totient is φ = 288024.

The previous prime is 432037. The next prime is 432043. The reversal of 432039 is 930234.

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

It is not a de Polignac number, because 432039 - 2¹ = 432037 is a prime.

It is a D-number.

It is a Duffinian number.

432039 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72004 + ... + 72009.

It is an arithmetic number, because the mean of its divisors is an integer number (144014).

2⁴³²⁰³⁹ is an apocalyptic number.

432039 is a deficient number, since it is larger than the sum of its proper divisors (144017).

432039 is a wasteful number, since it uses less digits than its factorization.

432039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144016.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 432039 is about 657.2967366418. The cubic root of 432039 is about 75.5975377827.

The spelling of 432039 in words is "four hundred thirty-two thousand, thirty-nine".