338228 has 12 divisors (see below), whose sum is σ = 645792. Its totient is φ = 153720.

The previous prime is 338213. The next prime is 338231. The reversal of 338228 is 822833.

It is a super-2 number, since 2×338228² = 228796359968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338197 and 338206.

It is a congruent number.

It is an unprimeable number.

338228 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 3 ways as a sum of consecutive naturals, for example, 3800 + ... + 3887.

It is an arithmetic number, because the mean of its divisors is an integer number (53816).

2³³⁸²²⁸ is an apocalyptic number.

It is an amenable number.

338228 is a deficient number, since it is larger than the sum of its proper divisors (307564).

338228 is a wasteful number, since it uses less digits than its factorization.

338228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7702 (or 7700 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 338228 is about 581.5737270544. The cubic root of 338228 is about 69.6738569483.

The spelling of 338228 in words is "three hundred thirty-eight thousand, two hundred twenty-eight".