224378 has 32 divisors (see below), whose sum is σ = 442368. Its totient is φ = 82800.

The previous prime is 224363. The next prime is 224401. The reversal of 224378 is 873422.

224378 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

224378 is a modest number, since divided by 378 gives 224 as remainder.

It is a congruent number.

It is an unprimeable number.

224378 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 15 ways as a sum of consecutive naturals, for example, 4751 + ... + 4797.

It is an arithmetic number, because the mean of its divisors is an integer number (13824).

2²²⁴³⁷⁸ is an apocalyptic number.

224378 is a deficient number, since it is larger than the sum of its proper divisors (217990).

224378 is a wasteful number, since it uses less digits than its factorization.

224378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98.

The product of its digits is 2688, while the sum is 26.

The square root of 224378 is about 473.6855497057. The cubic root of 224378 is about 60.7659218655.

The spelling of 224378 in words is "two hundred twenty-four thousand, three hundred seventy-eight".