224233903 has 2 divisors, whose sum is σ = 224233904. Its totient is φ = 224233902.

The previous prime is 224233901. The next prime is 224233921. The reversal of 224233903 is 309332422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224233903 - 2¹ = 224233901 is a prime.

It is a super-2 number, since 2×224233903² = 100561686509226818, which contains 22 as substring.

Together with 224233901, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224233901) 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, 112116951 + 112116952.

It is an arithmetic number, because the mean of its divisors is an integer number (112116952).

Almost surely, 2^224233903 is an apocalyptic number.

224233903 is a deficient number, since it is larger than the sum of its proper divisors (1).

224233903 is an equidigital number, since it uses as much as digits as its factorization.

224233903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 224233903 is about 14974.4416590402. The cubic root of 224233903 is about 607.5291099081.

The spelling of 224233903 in words is "two hundred twenty-four million, two hundred thirty-three thousand, nine hundred three".