224435 has 4 divisors (see below), whose sum is σ = 269328. Its totient is φ = 179544.

The previous prime is 224429. The next prime is 224443. The reversal of 224435 is 534422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224435 is a prime.

It is a Duffinian number.

It is an unprimeable 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, 22439 + ... + 22448.

It is an arithmetic number, because the mean of its divisors is an integer number (67332).

2²²⁴⁴³⁵ is an apocalyptic number.

224435 is a deficient number, since it is larger than the sum of its proper divisors (44893).

224435 is an equidigital number, since it uses as much as digits as its factorization.

224435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44892.

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

The square root of 224435 is about 473.7457123817. The cubic root of 224435 is about 60.7710669990.

Adding to 224435 its reverse (534422), we get a palindrome (758857).

The spelling of 224435 in words is "two hundred twenty-four thousand, four hundred thirty-five".