224909563 has 4 divisors (see below), whose sum is σ = 225446760. Its totient is φ = 224372368.

The previous prime is 224909539. The next prime is 224909579. The reversal of 224909563 is 365909422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365909422 = 2 ⋅182954711.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224909563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224909063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267970 + ... + 268807.

It is an arithmetic number, because the mean of its divisors is an integer number (56361690).

Almost surely, 2^224909563 is an apocalyptic number.

224909563 is a deficient number, since it is larger than the sum of its proper divisors (537197).

224909563 is an equidigital number, since it uses as much as digits as its factorization.

224909563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537196.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 224909563 is about 14996.9851303520. The cubic root of 224909563 is about 608.1386988440.

The spelling of 224909563 in words is "two hundred twenty-four million, nine hundred nine thousand, five hundred sixty-three".