6525257 has 2 divisors, whose sum is σ = 6525258. Its totient is φ = 6525256.

The previous prime is 6525217. The next prime is 6525301. The reversal of 6525257 is 7525256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5812921 + 712336 = 2411^2 + 844^2 .

It is a cyclic number.

It is not a de Polignac number, because 6525257 - 2⁶ = 6525193 is a prime.

It is not a weakly prime, because it can be changed into another prime (6525217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3262628 + 3262629.

It is an arithmetic number, because the mean of its divisors is an integer number (3262629).

Almost surely, 2^6525257 is an apocalyptic number.

It is an amenable number.

6525257 is a deficient number, since it is larger than the sum of its proper divisors (1).

6525257 is an equidigital number, since it uses as much as digits as its factorization.

6525257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21000, while the sum is 32.

The square root of 6525257 is about 2554.4582595924. The cubic root of 6525257 is about 186.8669685925.

Subtracting 6525257 from its reverse (7525256), we obtain a palindrome (999999).

The spelling of 6525257 in words is "six million, five hundred twenty-five thousand, two hundred fifty-seven".