433438 has 4 divisors (see below), whose sum is σ = 650160. Its totient is φ = 216718.

The previous prime is 433429. The next prime is 433439. The reversal of 433438 is 834334.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433439) 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 as a sum of consecutive naturals, namely, 108358 + ... + 108361.

It is an arithmetic number, because the mean of its divisors is an integer number (162540).

2⁴³³⁴³⁸ is an apocalyptic number.

433438 is a deficient number, since it is larger than the sum of its proper divisors (216722).

433438 is a wasteful number, since it uses less digits than its factorization.

433438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216721.

The product of its digits is 3456, while the sum is 25.

The square root of 433438 is about 658.3600838447. The cubic root of 433438 is about 75.6790481743.

It can be divided in two parts, 43 and 3438, that added together give a square (3481 = 59²).

The spelling of 433438 in words is "four hundred thirty-three thousand, four hundred thirty-eight".