226838 has 8 divisors (see below), whose sum is σ = 352080. Its totient is φ = 109480.

The previous prime is 226823. The next prime is 226843. The reversal of 226838 is 838622.

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

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 226838.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1898 + ... + 2013.

It is an arithmetic number, because the mean of its divisors is an integer number (44010).

2²²⁶⁸³⁸ is an apocalyptic number.

226838 is a deficient number, since it is larger than the sum of its proper divisors (125242).

226838 is a wasteful number, since it uses less digits than its factorization.

226838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3942.

The product of its digits is 4608, while the sum is 29.

The square root of 226838 is about 476.2751305706. The cubic root of 226838 is about 60.9871871324.

The spelling of 226838 in words is "two hundred twenty-six thousand, eight hundred thirty-eight".