224701247 has 4 divisors (see below), whose sum is σ = 228384936. Its totient is φ = 221017560.

The previous prime is 224701241. The next prime is 224701249. The reversal of 224701247 is 742107422.

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 224701247 - 2⁸ = 224700991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224701241) 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, 1841753 + ... + 1841874.

It is an arithmetic number, because the mean of its divisors is an integer number (57096234).

Almost surely, 2^224701247 is an apocalyptic number.

224701247 is a deficient number, since it is larger than the sum of its proper divisors (3683689).

224701247 is an equidigital number, since it uses as much as digits as its factorization.

224701247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683688.

The product of its (nonzero) digits is 6272, while the sum is 29.

The square root of 224701247 is about 14990.0382587904. The cubic root of 224701247 is about 607.9508838656.

Adding to 224701247 its reverse (742107422), we get a palindrome (966808669).

The spelling of 224701247 in words is "two hundred twenty-four million, seven hundred one thousand, two hundred forty-seven".