224345 has 8 divisors (see below), whose sum is σ = 293760. Its totient is φ = 163120.

The previous prime is 224327. The next prime is 224351. The reversal of 224345 is 543422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-224345 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1985 + ... + 2094.

It is an arithmetic number, because the mean of its divisors is an integer number (36720).

2²²⁴³⁴⁵ is an apocalyptic number.

It is an amenable number.

224345 is a deficient number, since it is larger than the sum of its proper divisors (69415).

224345 is a wasteful number, since it uses less digits than its factorization.

224345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4095.

The product of its digits is 960, while the sum is 20.

The square root of 224345 is about 473.6507151900. The cubic root of 224345 is about 60.7629427058.

Adding to 224345 its reverse (543422), we get a palindrome (767767).

The spelling of 224345 in words is "two hundred twenty-four thousand, three hundred forty-five".