439494 has 16 divisors (see below), whose sum is σ = 959040. Its totient is φ = 133160.

The previous prime is 439493. The next prime is 439511. The reversal of 439494 is 494934.

It is a happy number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439493) 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, 3264 + ... + 3395.

It is an arithmetic number, because the mean of its divisors is an integer number (59940).

2⁴³⁹⁴⁹⁴ is an apocalyptic number.

439494 is an abundant number, since it is smaller than the sum of its proper divisors (519546).

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

439494 is a wasteful number, since it uses less digits than its factorization.

439494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675.

The product of its digits is 15552, while the sum is 33.

The square root of 439494 is about 662.9434365012. The cubic root of 439494 is about 76.0298820628.

The spelling of 439494 in words is "four hundred thirty-nine thousand, four hundred ninety-four".