6525217 has 2 divisors, whose sum is σ = 6525218. Its totient is φ = 6525216.

The previous prime is 6525193. The next prime is 6525257. The reversal of 6525217 is 7125256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4477456 + 2047761 = 2116^2 + 1431^2 .

It is a cyclic number.

It is not a de Polignac number, because 6525217 - 2⁷ = 6525089 is a prime.

It is a Chen prime.

6525217 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6525257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3262608 + 3262609.

It is an arithmetic number, because the mean of its divisors is an integer number (3262609).

Almost surely, 2^6525217 is an apocalyptic number.

It is an amenable number.

6525217 is a deficient number, since it is larger than the sum of its proper divisors (1).

6525217 is an equidigital number, since it uses as much as digits as its factorization.

6525217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 28.

The square root of 6525217 is about 2554.4504301317. The cubic root of 6525217 is about 186.8665867586.

The spelling of 6525217 in words is "six million, five hundred twenty-five thousand, two hundred seventeen".