439340 has 24 divisors (see below), whose sum is σ = 1006992. Its totient is φ = 159680.

The previous prime is 439339. The next prime is 439349. The reversal of 439340 is 43934.

It is not an unprimeable number, because it can be changed into a prime (439349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 779 + ... + 1218.

It is an arithmetic number, because the mean of its divisors is an integer number (41958).

2⁴³⁹³⁴⁰ is an apocalyptic number.

It is an amenable number.

439340 is an abundant number, since it is smaller than the sum of its proper divisors (567652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

439340 is a wasteful number, since it uses less digits than its factorization.

439340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017 (or 2015 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 439340 is about 662.8272776523. The cubic root of 439340 is about 76.0210006600.

The spelling of 439340 in words is "four hundred thirty-nine thousand, three hundred forty".