827251 has 2 divisors, whose sum is σ = 827252. Its totient is φ = 827250.

The previous prime is 827231. The next prime is 827269. The reversal of 827251 is 152728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 827251 - 2¹¹ = 825203 is a prime.

It is not a weakly prime, because it can be changed into another prime (827231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413625 + 413626.

It is an arithmetic number, because the mean of its divisors is an integer number (413626).

2⁸²⁷²⁵¹ is an apocalyptic number.

827251 is a deficient number, since it is larger than the sum of its proper divisors (1).

827251 is an equidigital number, since it uses as much as digits as its factorization.

827251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1120, while the sum is 25.

The square root of 827251 is about 909.5333968580. The cubic root of 827251 is about 93.8740958115.

Adding to 827251 its reverse (152728), we get a palindrome (979979).

The spelling of 827251 in words is "eight hundred twenty-seven thousand, two hundred fifty-one".