439328 has 12 divisors (see below), whose sum is σ = 864990. Its totient is φ = 219648.

The previous prime is 439303. The next prime is 439339. The reversal of 439328 is 823934.

It can be written as a sum of positive squares in only one way, i.e., 394384 + 44944 = 628^2 + 212^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 439328.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6833 + ... + 6896.

2⁴³⁹³²⁸ is an apocalyptic number.

It is an amenable number.

439328 is a deficient number, since it is larger than the sum of its proper divisors (425662).

439328 is a wasteful number, since it uses less digits than its factorization.

439328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13739 (or 13731 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 439328 is about 662.8182254585. The cubic root of 439328 is about 76.0203085155.

It can be divided in two parts, 439 and 328, that added together give a palindrome (767).

The spelling of 439328 in words is "four hundred thirty-nine thousand, three hundred twenty-eight".