224431001 has 2 divisors, whose sum is σ = 224431002. Its totient is φ = 224431000.

The previous prime is 224430967. The next prime is 224431019. The reversal of 224431001 is 100134422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167443600 + 56987401 = 12940^2 + 7549^2 .

It is a cyclic number.

It is not a de Polignac number, because 224431001 - 2²² = 220236697 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (224431091) 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, 112215500 + 112215501.

It is an arithmetic number, because the mean of its divisors is an integer number (112215501).

Almost surely, 2^224431001 is an apocalyptic number.

It is an amenable number.

224431001 is a deficient number, since it is larger than the sum of its proper divisors (1).

224431001 is an equidigital number, since it uses as much as digits as its factorization.

224431001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 224431001 is about 14981.0213603746. The cubic root of 224431001 is about 607.7070605570.

Adding to 224431001 its reverse (100134422), we get a palindrome (324565423).

The spelling of 224431001 in words is "two hundred twenty-four million, four hundred thirty-one thousand, one".