500228497 has 2 divisors, whose sum is σ = 500228498. Its totient is φ = 500228496.

The previous prime is 500228459. The next prime is 500228537. The reversal of 500228497 is 794822005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 381069441 + 119159056 = 19521^2 + 10916^2 .

It is a cyclic number.

It is not a de Polignac number, because 500228497 - 2¹¹ = 500226449 is a prime.

It is not a weakly prime, because it can be changed into another prime (500228437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250114248 + 250114249.

It is an arithmetic number, because the mean of its divisors is an integer number (250114249).

Almost surely, 2^500228497 is an apocalyptic number.

It is an amenable number.

500228497 is a deficient number, since it is larger than the sum of its proper divisors (1).

500228497 is an equidigital number, since it uses as much as digits as its factorization.

500228497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 500228497 is about 22365.7885396424. The cubic root of 500228497 is about 793.8214130305.

The spelling of 500228497 in words is "five hundred million, two hundred twenty-eight thousand, four hundred ninety-seven".