250500533 has 2 divisors, whose sum is σ = 250500534. Its totient is φ = 250500532.

The previous prime is 250500517. The next prime is 250500571. The reversal of 250500533 is 335005052.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158206084 + 92294449 = 12578^2 + 9607^2 .

It is a cyclic number.

It is not a de Polignac number, because 250500533 - 2⁴ = 250500517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 250500499 and 250500508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250500233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125250266 + 125250267.

It is an arithmetic number, because the mean of its divisors is an integer number (125250267).

Almost surely, 2^250500533 is an apocalyptic number.

It is an amenable number.

250500533 is a deficient number, since it is larger than the sum of its proper divisors (1).

250500533 is an equidigital number, since it uses as much as digits as its factorization.

250500533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 250500533 is about 15827.2086294457. The cubic root of 250500533 is about 630.3806660547.

Adding to 250500533 its reverse (335005052), we get a palindrome (585505585).

The spelling of 250500533 in words is "two hundred fifty million, five hundred thousand, five hundred thirty-three".