30225617 has 2 divisors, whose sum is σ = 30225618. Its totient is φ = 30225616.

The previous prime is 30225593. The next prime is 30225631. The reversal of 30225617 is 71652203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17380561 + 12845056 = 4169^2 + 3584^2 .

It is a cyclic number.

It is not a de Polignac number, because 30225617 - 2⁶ = 30225553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (30225667) 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, 15112808 + 15112809.

It is an arithmetic number, because the mean of its divisors is an integer number (15112809).

Almost surely, 2^30225617 is an apocalyptic number.

It is an amenable number.

30225617 is a deficient number, since it is larger than the sum of its proper divisors (1).

30225617 is an equidigital number, since it uses as much as digits as its factorization.

30225617 is an odious number, because the sum of its binary digits is odd.

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

The square root of 30225617 is about 5497.7829167765. The cubic root of 30225617 is about 311.5002443344.

The spelling of 30225617 in words is "thirty million, two hundred twenty-five thousand, six hundred seventeen".