224555663 has 2 divisors, whose sum is σ = 224555664. Its totient is φ = 224555662.

The previous prime is 224555651. The next prime is 224555713. The reversal of 224555663 is 366555422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224555663 - 2⁸ = 224555407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224555603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112277831 + 112277832.

It is an arithmetic number, because the mean of its divisors is an integer number (112277832).

Almost surely, 2^224555663 is an apocalyptic number.

224555663 is a deficient number, since it is larger than the sum of its proper divisors (1).

224555663 is an equidigital number, since it uses as much as digits as its factorization.

224555663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 38.

The square root of 224555663 is about 14985.1814470162. The cubic root of 224555663 is about 607.8195583177.

The spelling of 224555663 in words is "two hundred twenty-four million, five hundred fifty-five thousand, six hundred sixty-three".