224340423 has 4 divisors (see below), whose sum is σ = 299120568. Its totient is φ = 149560280.

The previous prime is 224340419. The next prime is 224340427. The reversal of 224340423 is 324043422.

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

It is an interprime number because it is at equal distance from previous prime (224340419) and next prime (224340427).

It is a cyclic number.

It is not a de Polignac number, because 224340423 - 2² = 224340419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224340393 and 224340402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224340427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37390068 + ... + 37390073.

It is an arithmetic number, because the mean of its divisors is an integer number (74780142).

Almost surely, 2^224340423 is an apocalyptic number.

224340423 is a deficient number, since it is larger than the sum of its proper divisors (74780145).

224340423 is an equidigital number, since it uses as much as digits as its factorization.

224340423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74780144.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 224340423 is about 14977.9979636799. The cubic root of 224340423 is about 607.6252948225.

Adding to 224340423 its reverse (324043422), we get a palindrome (548383845).

The spelling of 224340423 in words is "two hundred twenty-four million, three hundred forty thousand, four hundred twenty-three".