439252 has 24 divisors (see below), whose sum is σ = 856800. Its totient is φ = 195360.

The previous prime is 439217. The next prime is 439253. The reversal of 439252 is 252934.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439253) by changing a digit.

439252 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 7 ways as a sum of consecutive naturals, for example, 2874 + ... + 3022.

It is an arithmetic number, because the mean of its divisors is an integer number (35700).

2⁴³⁹²⁵² is an apocalyptic number.

It is an amenable number.

439252 is a deficient number, since it is larger than the sum of its proper divisors (417548).

439252 is a wasteful number, since it uses less digits than its factorization.

439252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 229 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 439252 is about 662.7608920267. The cubic root of 439252 is about 76.0159246408.

It can be divided in two parts, 4392 and 52, that added together give a palindrome (4444).

The spelling of 439252 in words is "four hundred thirty-nine thousand, two hundred fifty-two".