1730225213 has 2 divisors, whose sum is σ = 1730225214. Its totient is φ = 1730225212.

The previous prime is 1730225207. The next prime is 1730225257. The reversal of 1730225213 is 3125220371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1345202329 + 385022884 = 36677^2 + 19622^2 .

It is a cyclic number.

It is not a de Polignac number, because 1730225213 - 2⁶ = 1730225149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1730225293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 865112606 + 865112607.

It is an arithmetic number, because the mean of its divisors is an integer number (865112607).

Almost surely, 2^1730225213 is an apocalyptic number.

It is an amenable number.

1730225213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1730225213 is an equidigital number, since it uses as much as digits as its factorization.

1730225213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1730225213 is about 41595.9759231587. The cubic root of 1730225213 is about 1200.5148746570.

Adding to 1730225213 its reverse (3125220371), we get a palindrome (4855445584).

The spelling of 1730225213 in words is "one billion, seven hundred thirty million, two hundred twenty-five thousand, two hundred thirteen".