224204445 has 24 divisors (see below), whose sum is σ = 394426656. Its totient is φ = 117789408.

The previous prime is 224204419. The next prime is 224204447. The reversal of 224204445 is 544402422.

It is not a de Polignac number, because 224204445 - 2¹¹ = 224202397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224204447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34167 + ... + 40196.

It is an arithmetic number, because the mean of its divisors is an integer number (16434444).

Almost surely, 2^224204445 is an apocalyptic number.

It is an amenable number.

224204445 is a deficient number, since it is larger than the sum of its proper divisors (170222211).

224204445 is a wasteful number, since it uses less digits than its factorization.

224204445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74441 (or 74438 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 224204445 is about 14973.4580174387. The cubic root of 224204445 is about 607.5025046892.

Adding to 224204445 its reverse (544402422), we get a palindrome (768606867).

The spelling of 224204445 in words is "two hundred twenty-four million, two hundred four thousand, four hundred forty-five".