839222 has 8 divisors (see below), whose sum is σ = 1332936. Its totient is φ = 394912.

The previous prime is 839221. The next prime is 839227. The reversal of 839222 is 222938.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×839222³ = 1773175963334307144, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 839191 and 839200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (839221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12308 + ... + 12375.

It is an arithmetic number, because the mean of its divisors is an integer number (166617).

2⁸³⁹²²² is an apocalyptic number.

839222 is a deficient number, since it is larger than the sum of its proper divisors (493714).

839222 is a wasteful number, since it uses less digits than its factorization.

839222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24702.

The product of its digits is 1728, while the sum is 26.

The square root of 839222 is about 916.0906068725. The cubic root of 839222 is about 94.3247407202.

The spelling of 839222 in words is "eight hundred thirty-nine thousand, two hundred twenty-two".