532438 has 8 divisors (see below), whose sum is σ = 813888. Its totient is φ = 261144.

The previous prime is 532421. The next prime is 532439. The reversal of 532438 is 834235.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532439) by changing a digit.

532438 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, 2406 + ... + 2617.

It is an arithmetic number, because the mean of its divisors is an integer number (101736).

2⁵³²⁴³⁸ is an apocalyptic number.

532438 is a deficient number, since it is larger than the sum of its proper divisors (281450).

532438 is a wasteful number, since it uses less digits than its factorization.

532438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5078.

The product of its digits is 2880, while the sum is 25.

The square root of 532438 is about 729.6834930297. The cubic root of 532438 is about 81.0506212052.

The spelling of 532438 in words is "five hundred thirty-two thousand, four hundred thirty-eight".