224223943 has 2 divisors, whose sum is σ = 224223944. Its totient is φ = 224223942.

The previous prime is 224223917. The next prime is 224224051. The reversal of 224223943 is 349322422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224223943 - 2⁹ = 224223431 is a prime.

It is a super-2 number, since 2×224223943² = 100552753228934498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224223913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112111971 + 112111972.

It is an arithmetic number, because the mean of its divisors is an integer number (112111972).

Almost surely, 2^224223943 is an apocalyptic number.

224223943 is a deficient number, since it is larger than the sum of its proper divisors (1).

224223943 is an equidigital number, since it uses as much as digits as its factorization.

224223943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 31.

The square root of 224223943 is about 14974.1090886904. The cubic root of 224223943 is about 607.5201147184.

The spelling of 224223943 in words is "two hundred twenty-four million, two hundred twenty-three thousand, nine hundred forty-three".