500299997 has 2 divisors, whose sum is σ = 500299998. Its totient is φ = 500299996.

The previous prime is 500299993. The next prime is 500300011. The reversal of 500299997 is 799992005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 270898681 + 229401316 = 16459^2 + 15146^2 .

It is a cyclic number.

It is not a de Polignac number, because 500299997 - 2² = 500299993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500299993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250149998 + 250149999.

It is an arithmetic number, because the mean of its divisors is an integer number (250149999).

Almost surely, 2^500299997 is an apocalyptic number.

It is an amenable number.

500299997 is a deficient number, since it is larger than the sum of its proper divisors (1).

500299997 is an equidigital number, since it uses as much as digits as its factorization.

500299997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 459270, while the sum is 50.

The square root of 500299997 is about 22367.3869059396. The cubic root of 500299997 is about 793.8592327651.

The spelling of 500299997 in words is "five hundred million, two hundred ninety-nine thousand, nine hundred ninety-seven".