232250309 has 2 divisors, whose sum is σ = 232250310. Its totient is φ = 232250308.

The previous prime is 232250287. The next prime is 232250327. The reversal of 232250309 is 903052232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163277284 + 68973025 = 12778^2 + 8305^2 .

It is a cyclic number.

It is not a de Polignac number, because 232250309 - 2¹² = 232246213 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232250329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116125154 + 116125155.

It is an arithmetic number, because the mean of its divisors is an integer number (116125155).

Almost surely, 2^232250309 is an apocalyptic number.

It is an amenable number.

232250309 is a deficient number, since it is larger than the sum of its proper divisors (1).

232250309 is an equidigital number, since it uses as much as digits as its factorization.

232250309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 232250309 is about 15239.7607920859. The cubic root of 232250309 is about 614.6842709260.

The spelling of 232250309 in words is "two hundred thirty-two million, two hundred fifty thousand, three hundred nine".