250433213 has 2 divisors, whose sum is σ = 250433214. Its totient is φ = 250433212.

The previous prime is 250433191. The next prime is 250433219. The reversal of 250433213 is 312334052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213247609 + 37185604 = 14603^2 + 6098^2 .

It is a cyclic number.

It is not a de Polignac number, because 250433213 - 2⁶ = 250433149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250433219) 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, 125216606 + 125216607.

It is an arithmetic number, because the mean of its divisors is an integer number (125216607).

Almost surely, 2^250433213 is an apocalyptic number.

It is an amenable number.

250433213 is a deficient number, since it is larger than the sum of its proper divisors (1).

250433213 is an equidigital number, since it uses as much as digits as its factorization.

250433213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 250433213 is about 15825.0817691410. The cubic root of 250433213 is about 630.3241910869.

Adding to 250433213 its reverse (312334052), we get a palindrome (562767265).

The spelling of 250433213 in words is "two hundred fifty million, four hundred thirty-three thousand, two hundred thirteen".