439396 has 6 divisors (see below), whose sum is σ = 768950. Its totient is φ = 219696.

The previous prime is 439381. The next prime is 439409. The reversal of 439396 is 693934.

It can be written as a sum of positive squares in only one way, i.e., 287296 + 152100 = 536^2 + 390^2 .

It is a d-powerful number, because it can be written as 4⁹ + 3⁴ + 3¹¹ + 9 + 9 + 6 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54921 + ... + 54928.

2⁴³⁹³⁹⁶ is an apocalyptic number.

It is an amenable number.

439396 is a deficient number, since it is larger than the sum of its proper divisors (329554).

439396 is a wasteful number, since it uses less digits than its factorization.

439396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109853 (or 109851 counting only the distinct ones).

The product of its digits is 17496, while the sum is 34.

The square root of 439396 is about 662.8695195889. The cubic root of 439396 is about 76.0242305011.

It can be divided in two parts, 4393 and 96, that added together give a square (4489 = 67²).

The spelling of 439396 in words is "four hundred thirty-nine thousand, three hundred ninety-six".