432342 has 12 divisors (see below), whose sum is σ = 936780. Its totient is φ = 144108.

The previous prime is 432337. The next prime is 432343. The reversal of 432342 is 243234.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 24019 = 432342 / (4 + 3 + 2 + 3 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432343) by changing a digit.

432342 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 5 ways as a sum of consecutive naturals, for example, 11992 + ... + 12027.

It is an arithmetic number, because the mean of its divisors is an integer number (78065).

2⁴³²³⁴² is an apocalyptic number.

432342 is an abundant number, since it is smaller than the sum of its proper divisors (504438).

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

432342 is a wasteful number, since it uses less digits than its factorization.

432342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24027 (or 24024 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 432342 is about 657.5271857498. The cubic root of 432342 is about 75.6152064817.

Adding to 432342 its reverse (243234), we get a palindrome (675576).

It can be divided in two parts, 43234 and 2, that multiplied together give a palindrome (86468).

The spelling of 432342 in words is "four hundred thirty-two thousand, three hundred forty-two".