224504145 has 24 divisors (see below), whose sum is σ = 395740800. Its totient is φ = 117704736.

The previous prime is 224504087. The next prime is 224504153. The reversal of 224504145 is 541405422.

224504145 is a `hidden beast` number, since 2 + 245 + 0 + 414 + 5 = 666.

It is not a de Polignac number, because 224504145 - 2⁸ = 224503889 is a prime.

It is a super-2 number, since 2×224504145² = 100804222244362050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39625 + ... + 44934.

It is an arithmetic number, because the mean of its divisors is an integer number (16489200).

Almost surely, 2^224504145 is an apocalyptic number.

It is an amenable number.

224504145 is a deficient number, since it is larger than the sum of its proper divisors (171236655).

224504145 is a wasteful number, since it uses less digits than its factorization.

224504145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84629 (or 84626 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 224504145 is about 14983.4623835748. The cubic root of 224504145 is about 607.7730723781.

Adding to 224504145 its reverse (541405422), we get a palindrome (765909567).

The spelling of 224504145 in words is "two hundred twenty-four million, five hundred four thousand, one hundred forty-five".