439264 has 48 divisors (see below), whose sum is σ = 1034208. Its totient is φ = 179712.

The previous prime is 439253. The next prime is 439273. The reversal of 439264 is 462934.

439264 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8262 + ... + 8314.

It is an arithmetic number, because the mean of its divisors is an integer number (21546).

2⁴³⁹²⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517104).

439264 is an abundant number, since it is smaller than the sum of its proper divisors (594944).

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

439264 is a wasteful number, since it uses less digits than its factorization.

439264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 99 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 439264 is about 662.7699450035. The cubic root of 439264 is about 76.0166168652.

It can be divided in two parts, 439 and 264, that added together give a triangular number (703 = T₃₇).

The spelling of 439264 in words is "four hundred thirty-nine thousand, two hundred sixty-four".