194228 has 12 divisors (see below), whose sum is σ = 346080. Its totient is φ = 95352.

The previous prime is 194203. The next prime is 194239. The reversal of 194228 is 822491.

It is a d-powerful number, because it can be written as 1 + 9⁵ + 2 + 4⁶ + 2¹⁷ + 8 .

It is a junction number, because it is equal to n+sod(n) for n = 194197 and 194206.

It is a congruent number.

It is an unprimeable number.

194228 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 176 + ... + 647.

It is an arithmetic number, because the mean of its divisors is an integer number (28840).

2¹⁹⁴²²⁸ is an apocalyptic number.

It is an amenable number.

194228 is a deficient number, since it is larger than the sum of its proper divisors (151852).

194228 is a wasteful number, since it uses less digits than its factorization.

194228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886 (or 884 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 194228 is about 440.7130585767. The cubic root of 194228 is about 57.9122732436.

The spelling of 194228 in words is "one hundred ninety-four thousand, two hundred twenty-eight".