250520233 has 2 divisors, whose sum is σ = 250520234. Its totient is φ = 250520232.

The previous prime is 250520203. The next prime is 250520243. The reversal of 250520233 is 332025052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162103824 + 88416409 = 12732^2 + 9403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-250520233 is a prime.

It is not a weakly prime, because it can be changed into another prime (250520203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125260116 + 125260117.

It is an arithmetic number, because the mean of its divisors is an integer number (125260117).

Almost surely, 2^250520233 is an apocalyptic number.

It is an amenable number.

250520233 is a deficient number, since it is larger than the sum of its proper divisors (1).

250520233 is an equidigital number, since it uses as much as digits as its factorization.

250520233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 250520233 is about 15827.8309632116. The cubic root of 250520233 is about 630.3971905353.

Adding to 250520233 its reverse (332025052), we get a palindrome (582545285).

The spelling of 250520233 in words is "two hundred fifty million, five hundred twenty thousand, two hundred thirty-three".