224641663 has 2 divisors, whose sum is σ = 224641664. Its totient is φ = 224641662.

The previous prime is 224641633. The next prime is 224641673. The reversal of 224641663 is 366146422.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224641663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224641603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112320831 + 112320832.

It is an arithmetic number, because the mean of its divisors is an integer number (112320832).

Almost surely, 2^224641663 is an apocalyptic number.

224641663 is a deficient number, since it is larger than the sum of its proper divisors (1).

224641663 is an equidigital number, since it uses as much as digits as its factorization.

224641663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 34.

The square root of 224641663 is about 14988.0506737868. The cubic root of 224641663 is about 607.8971423633.

The spelling of 224641663 in words is "two hundred twenty-four million, six hundred forty-one thousand, six hundred sixty-three".