439122 has 16 divisors (see below), whose sum is σ = 885600. Its totient is φ = 145152.

The previous prime is 439081. The next prime is 439123. The reversal of 439122 is 221934.

439122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439123) by changing a digit.

439122 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754 + ... + 1202.

It is an arithmetic number, because the mean of its divisors is an integer number (55350).

2⁴³⁹¹²² is an apocalyptic number.

439122 is an abundant number, since it is smaller than the sum of its proper divisors (446478).

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

439122 is a wasteful number, since it uses less digits than its factorization.

439122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617.

The product of its digits is 432, while the sum is 21.

The square root of 439122 is about 662.6628101833. The cubic root of 439122 is about 76.0084247355.

It can be divided in two parts, 439 and 122, that added together give a triangular number (561 = T₃₃).

The spelling of 439122 in words is "four hundred thirty-nine thousand, one hundred twenty-two".