6225871 has 2 divisors, whose sum is σ = 6225872. Its totient is φ = 6225870.

The previous prime is 6225851. The next prime is 6225889. The reversal of 6225871 is 1785226.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6225871 - 2⁵ = 6225839 is a prime.

It is a super-2 number, since 2×6225871² = 77522939417282, which contains 22 as substring.

6225871 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6225851) 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, 3112935 + 3112936.

It is an arithmetic number, because the mean of its divisors is an integer number (3112936).

Almost surely, 2^6225871 is an apocalyptic number.

6225871 is a deficient number, since it is larger than the sum of its proper divisors (1).

6225871 is an equidigital number, since it uses as much as digits as its factorization.

6225871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 31.

The square root of 6225871 is about 2495.1695333183. The cubic root of 6225871 is about 183.9642239044.

The spelling of 6225871 in words is "six million, two hundred twenty-five thousand, eight hundred seventy-one".