224012423 has 4 divisors (see below), whose sum is σ = 227355960. Its totient is φ = 220668888.

The previous prime is 224012407. The next prime is 224012429. The reversal of 224012423 is 324210422.

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

It is a cyclic number.

It is not a de Polignac number, because 224012423 - 2⁴ = 224012407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224012395 and 224012404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224012429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1671668 + ... + 1671801.

It is an arithmetic number, because the mean of its divisors is an integer number (56838990).

Almost surely, 2^224012423 is an apocalyptic number.

224012423 is a deficient number, since it is larger than the sum of its proper divisors (3343537).

224012423 is an equidigital number, since it uses as much as digits as its factorization.

224012423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343536.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 224012423 is about 14967.0445646427. The cubic root of 224012423 is about 607.3290214131.

Adding to 224012423 its reverse (324210422), we get a palindrome (548222845).

The spelling of 224012423 in words is "two hundred twenty-four million, twelve thousand, four hundred twenty-three".