30226529 has 2 divisors, whose sum is σ = 30226530. Its totient is φ = 30226528.

The previous prime is 30226513. The next prime is 30226571. The reversal of 30226529 is 92562203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28376929 + 1849600 = 5327^2 + 1360^2 .

It is a cyclic number.

It is not a de Polignac number, because 30226529 - 2⁴ = 30226513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (30226579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15113264 + 15113265.

It is an arithmetic number, because the mean of its divisors is an integer number (15113265).

Almost surely, 2^30226529 is an apocalyptic number.

It is an amenable number.

30226529 is a deficient number, since it is larger than the sum of its proper divisors (1).

30226529 is an equidigital number, since it uses as much as digits as its factorization.

30226529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 30226529 is about 5497.8658586764. The cubic root of 30226529 is about 311.5033772769.

The spelling of 30226529 in words is "thirty million, two hundred twenty-six thousand, five hundred twenty-nine".