250628533 has 2 divisors, whose sum is σ = 250628534. Its totient is φ = 250628532.

The previous prime is 250628513. The next prime is 250628557. The reversal of 250628533 is 335826052.

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., 241429444 + 9199089 = 15538^2 + 3033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-250628533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250628513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125314266 + 125314267.

It is an arithmetic number, because the mean of its divisors is an integer number (125314267).

Almost surely, 2^250628533 is an apocalyptic number.

It is an amenable number.

250628533 is a deficient number, since it is larger than the sum of its proper divisors (1).

250628533 is an equidigital number, since it uses as much as digits as its factorization.

250628533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 250628533 is about 15831.2517824713. The cubic root of 250628533 is about 630.4880177701.

The spelling of 250628533 in words is "two hundred fifty million, six hundred twenty-eight thousand, five hundred thirty-three".