433842 has 8 divisors (see below), whose sum is σ = 867696. Its totient is φ = 144612.

The previous prime is 433817. The next prime is 433847. The reversal of 433842 is 248334.

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

433842 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (433847) by changing a digit.

433842 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 36148 + ... + 36159.

It is an arithmetic number, because the mean of its divisors is an integer number (108462).

2⁴³³⁸⁴² is an apocalyptic number.

433842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

433842 is a wasteful number, since it uses less digits than its factorization.

433842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72312.

The product of its digits is 2304, while the sum is 24.

The square root of 433842 is about 658.6668353576. Note that the first 3 decimals coincide. The cubic root of 433842 is about 75.7025539130.

It can be divided in two parts, 43384 and 2, that multiplied together give a palindrome (86768).

The spelling of 433842 in words is "four hundred thirty-three thousand, eight hundred forty-two".