226839 has 8 divisors (see below), whose sum is σ = 306432. Its totient is φ = 149240.

The previous prime is 226823. The next prime is 226843. The reversal of 226839 is 938622.

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

It is a cyclic number.

It is not a de Polignac number, because 226839 - 2⁴ = 226823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226819) 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 7 ways as a sum of consecutive naturals, for example, 207 + ... + 704.

It is an arithmetic number, because the mean of its divisors is an integer number (38304).

2²²⁶⁸³⁹ is an apocalyptic number.

226839 is a deficient number, since it is larger than the sum of its proper divisors (79593).

226839 is an equidigital number, since it uses as much as digits as its factorization.

226839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997.

The product of its digits is 5184, while the sum is 30.

The square root of 226839 is about 476.2761803828. The cubic root of 226839 is about 60.9872767516.

The spelling of 226839 in words is "two hundred twenty-six thousand, eight hundred thirty-nine".