224012429 has 2 divisors, whose sum is σ = 224012430. Its totient is φ = 224012428.

The previous prime is 224012407. The next prime is 224012461. The reversal of 224012429 is 924210422.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193154404 + 30858025 = 13898^2 + 5555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224012429 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 224012398 and 224012407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224012629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112006214 + 112006215.

It is an arithmetic number, because the mean of its divisors is an integer number (112006215).

Almost surely, 2^224012429 is an apocalyptic number.

It is an amenable number.

224012429 is a deficient number, since it is larger than the sum of its proper divisors (1).

224012429 is an equidigital number, since it uses as much as digits as its factorization.

224012429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 224012429 is about 14967.0447650831. The cubic root of 224012429 is about 607.3290268353.

The spelling of 224012429 in words is "two hundred twenty-four million, twelve thousand, four hundred twenty-nine".