224194 has 4 divisors (see below), whose sum is σ = 336294. Its totient is φ = 112096.

The previous prime is 224177. The next prime is 224197. The reversal of 224194 is 491422.

224194 is nontrivially palindromic in base 15.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 491422 = 2 ⋅245711.

It can be written as a sum of positive squares in only one way, i.e., 189225 + 34969 = 435^2 + 187^2 .

It is a super-4 number, since 4×224194⁴ (a number of 23 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (224197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56047 + ... + 56050.

2²²⁴¹⁹⁴ is an apocalyptic number.

224194 is a deficient number, since it is larger than the sum of its proper divisors (112100).

224194 is a wasteful number, since it uses less digits than its factorization.

224194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112099.

The product of its digits is 576, while the sum is 22.

The square root of 224194 is about 473.4912881986. The cubic root of 224194 is about 60.7493070648.

It can be divided in two parts, 22419 and 4, that multiplied together give a triangular number (89676 = T₄₂₃).

The spelling of 224194 in words is "two hundred twenty-four thousand, one hundred ninety-four".