224472247 has 4 divisors (see below), whose sum is σ = 225084256. Its totient is φ = 223860240.

The previous prime is 224472239. The next prime is 224472257. The reversal of 224472247 is 742274422.

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 224472247 - 2³ = 224472239 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 (224472217) 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, 305454 + ... + 306187.

It is an arithmetic number, because the mean of its divisors is an integer number (56271064).

Almost surely, 2^224472247 is an apocalyptic number.

224472247 is a deficient number, since it is larger than the sum of its proper divisors (612009).

224472247 is an equidigital number, since it uses as much as digits as its factorization.

224472247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612008.

The product of its digits is 50176, while the sum is 34.

The square root of 224472247 is about 14982.3979055424. The cubic root of 224472247 is about 607.7442864750.

The spelling of 224472247 in words is "two hundred twenty-four million, four hundred seventy-two thousand, two hundred forty-seven".