499827257 has 2 divisors, whose sum is σ = 499827258. Its totient is φ = 499827256.

The previous prime is 499827203. The next prime is 499827271. The reversal of 499827257 is 752728994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319301161 + 180526096 = 17869^2 + 13436^2 .

It is a cyclic number.

It is not a de Polignac number, because 499827257 - 2¹⁴ = 499810873 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 499827199 and 499827208.

It is not a weakly prime, because it can be changed into another prime (499827157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249913628 + 249913629.

It is an arithmetic number, because the mean of its divisors is an integer number (249913629).

Almost surely, 2^499827257 is an apocalyptic number.

It is an amenable number.

499827257 is a deficient number, since it is larger than the sum of its proper divisors (1).

499827257 is an equidigital number, since it uses as much as digits as its factorization.

499827257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 53.

The square root of 499827257 is about 22356.8167904109. The cubic root of 499827257 is about 793.6091113158.

The spelling of 499827257 in words is "four hundred ninety-nine million, eight hundred twenty-seven thousand, two hundred fifty-seven".