250365629 has 2 divisors, whose sum is σ = 250365630. Its totient is φ = 250365628.

The previous prime is 250365623. The next prime is 250365631. The reversal of 250365629 is 926563052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 243422404 + 6943225 = 15602^2 + 2635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-250365629 is a prime.

Together with 250365631, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 250365592 and 250365601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250365623) 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, 125182814 + 125182815.

It is an arithmetic number, because the mean of its divisors is an integer number (125182815).

Almost surely, 2^250365629 is an apocalyptic number.

It is an amenable number.

250365629 is a deficient number, since it is larger than the sum of its proper divisors (1).

250365629 is an equidigital number, since it uses as much as digits as its factorization.

250365629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 250365629 is about 15822.9462806394. The cubic root of 250365629 is about 630.2674844673.

The spelling of 250365629 in words is "two hundred fifty million, three hundred sixty-five thousand, six hundred twenty-nine".