500630257 has 2 divisors, whose sum is σ = 500630258. Its totient is φ = 500630256.

The previous prime is 500630197. The next prime is 500630261. The reversal of 500630257 is 752036005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 377952481 + 122677776 = 19441^2 + 11076^2 .

It is a cyclic number.

It is not a de Polignac number, because 500630257 - 2¹¹ = 500628209 is a prime.

It is not a weakly prime, because it can be changed into another prime (500630287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250315128 + 250315129.

It is an arithmetic number, because the mean of its divisors is an integer number (250315129).

Almost surely, 2^500630257 is an apocalyptic number.

It is an amenable number.

500630257 is a deficient number, since it is larger than the sum of its proper divisors (1).

500630257 is an equidigital number, since it uses as much as digits as its factorization.

500630257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 500630257 is about 22374.7683116496. The cubic root of 500630257 is about 794.0338761674.

The spelling of 500630257 in words is "five hundred million, six hundred thirty thousand, two hundred fifty-seven".