224198 has 8 divisors (see below), whose sum is σ = 362208. Its totient is φ = 103464.

The previous prime is 224197. The next prime is 224201. The reversal of 224198 is 891422.

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 (26), and also a Moran number because the ratio is a prime number: 8623 = 224198 / (2 + 2 + 4 + 1 + 9 + 8).

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224197) 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 3 ways as a sum of consecutive naturals, for example, 4286 + ... + 4337.

It is an arithmetic number, because the mean of its divisors is an integer number (45276).

2²²⁴¹⁹⁸ is an apocalyptic number.

224198 is a deficient number, since it is larger than the sum of its proper divisors (138010).

224198 is a wasteful number, since it uses less digits than its factorization.

224198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8638.

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

The square root of 224198 is about 473.4955121223. The cubic root of 224198 is about 60.7496683527.

The spelling of 224198 in words is "two hundred twenty-four thousand, one hundred ninety-eight".