223423463 has 2 divisors, whose sum is σ = 223423464. Its totient is φ = 223423462.

The previous prime is 223423441. The next prime is 223423471. The reversal of 223423463 is 364324322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223423463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223423483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111711731 + 111711732.

It is an arithmetic number, because the mean of its divisors is an integer number (111711732).

Almost surely, 2^223423463 is an apocalyptic number.

223423463 is a deficient number, since it is larger than the sum of its proper divisors (1).

223423463 is an equidigital number, since it uses as much as digits as its factorization.

223423463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 29.

The square root of 223423463 is about 14947.3563883384. The cubic root of 223423463 is about 606.7963032884.

Adding to 223423463 its reverse (364324322), we get a palindrome (587747785).

The spelling of 223423463 in words is "two hundred twenty-three million, four hundred twenty-three thousand, four hundred sixty-three".