224340031 has 2 divisors, whose sum is σ = 224340032. Its totient is φ = 224340030.

The previous prime is 224340019. The next prime is 224340047. The reversal of 224340031 is 130043422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224340031 - 2¹⁹ = 223815743 is a prime.

It is a super-2 number, since 2×224340031² = 100656899018161922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 224339990 and 224340008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222340031) 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, 112170015 + 112170016.

It is an arithmetic number, because the mean of its divisors is an integer number (112170016).

Almost surely, 2^224340031 is an apocalyptic number.

224340031 is a deficient number, since it is larger than the sum of its proper divisors (1).

224340031 is an equidigital number, since it uses as much as digits as its factorization.

224340031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 224340031 is about 14977.9848778132. The cubic root of 224340031 is about 607.6249409120.

Adding to 224340031 its reverse (130043422), we get a palindrome (354383453).

The spelling of 224340031 in words is "two hundred twenty-four million, three hundred forty thousand, thirty-one".