439222 has 16 divisors (see below), whose sum is σ = 761760. Its totient is φ = 186048.

The previous prime is 439217. The next prime is 439253. The reversal of 439222 is 222934.

439222 is nontrivially palindromic in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 439193 and 439202.

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, 1804 + ... + 2032.

It is an arithmetic number, because the mean of its divisors is an integer number (47610).

2⁴³⁹²²² is an apocalyptic number.

439222 is a deficient number, since it is larger than the sum of its proper divisors (322538).

439222 is a wasteful number, since it uses less digits than its factorization.

439222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375.

The product of its digits is 864, while the sum is 22.

The square root of 439222 is about 662.7382590435. The cubic root of 439222 is about 76.0141940248.

The spelling of 439222 in words is "four hundred thirty-nine thousand, two hundred twenty-two".