223799663 has 2 divisors, whose sum is σ = 223799664. Its totient is φ = 223799662.

The previous prime is 223799621. The next prime is 223799669. The reversal of 223799663 is 366997322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223799663 - 2¹⁰ = 223798639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223799669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111899831 + 111899832.

It is an arithmetic number, because the mean of its divisors is an integer number (111899832).

Almost surely, 2^223799663 is an apocalyptic number.

223799663 is a deficient number, since it is larger than the sum of its proper divisors (1).

223799663 is an equidigital number, since it uses as much as digits as its factorization.

223799663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 47.

The square root of 223799663 is about 14959.9352605551. The cubic root of 223799663 is about 607.1366864662.

The spelling of 223799663 in words is "two hundred twenty-three million, seven hundred ninety-nine thousand, six hundred sixty-three".