224942429 has 2 divisors, whose sum is σ = 224942430. Its totient is φ = 224942428.

The previous prime is 224942381. The next prime is 224942437. The reversal of 224942429 is 924249422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138415225 + 86527204 = 11765^2 + 9302^2 .

It is a cyclic number.

It is not a de Polignac number, because 224942429 - 2⁸ = 224942173 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 224942392 and 224942401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224942489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112471214 + 112471215.

It is an arithmetic number, because the mean of its divisors is an integer number (112471215).

Almost surely, 2^224942429 is an apocalyptic number.

It is an amenable number.

224942429 is a deficient number, since it is larger than the sum of its proper divisors (1).

224942429 is an equidigital number, since it uses as much as digits as its factorization.

224942429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 38.

The square root of 224942429 is about 14998.0808438947. The cubic root of 224942429 is about 608.1683198062.

The spelling of 224942429 in words is "two hundred twenty-four million, nine hundred forty-two thousand, four hundred twenty-nine".