439364 has 6 divisors (see below), whose sum is σ = 768894. Its totient is φ = 219680.

The previous prime is 439357. The next prime is 439367. The reversal of 439364 is 463934.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 432964 + 6400 = 658^2 + 80^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 439364.

It is not an unprimeable number, because it can be changed into a prime (439367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54917 + ... + 54924.

It is an arithmetic number, because the mean of its divisors is an integer number (128149).

2⁴³⁹³⁶⁴ is an apocalyptic number.

It is an amenable number.

439364 is a deficient number, since it is larger than the sum of its proper divisors (329530).

439364 is a wasteful number, since it uses less digits than its factorization.

439364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109845 (or 109843 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

The square root of 439364 is about 662.8453816691. The cubic root of 439364 is about 76.0223849112.

The spelling of 439364 in words is "four hundred thirty-nine thousand, three hundred sixty-four".