224434513 has 4 divisors (see below), whose sum is σ = 231674368. Its totient is φ = 217194660.

The previous prime is 224434481. The next prime is 224434531. The reversal of 224434513 is 315434422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 224434513 - 2⁵ = 224434481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224434313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3619881 + ... + 3619942.

It is an arithmetic number, because the mean of its divisors is an integer number (57918592).

Almost surely, 2^224434513 is an apocalyptic number.

It is an amenable number.

224434513 is a deficient number, since it is larger than the sum of its proper divisors (7239855).

224434513 is an equidigital number, since it uses as much as digits as its factorization.

224434513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7239854.

The product of its digits is 11520, while the sum is 28.

The square root of 224434513 is about 14981.1385748881. The cubic root of 224434513 is about 607.7102304341.

Adding to 224434513 its reverse (315434422), we get a palindrome (539868935).

Subtracting 224434513 from its reverse (315434422), we obtain a palindrome (90999909).

The spelling of 224434513 in words is "two hundred twenty-four million, four hundred thirty-four thousand, five hundred thirteen".