2526257 has 2 divisors, whose sum is σ = 2526258. Its totient is φ = 2526256.

The previous prime is 2526247. The next prime is 2526269. The reversal of 2526257 is 7526252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2217121 + 309136 = 1489^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 2526257 - 2¹⁶ = 2460721 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁷ + 5 + 2¹¹ + 6⁶ + 2¹⁹ + 5⁹ + 7 .

It is not a weakly prime, because it can be changed into another prime (2526247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1263128 + 1263129.

It is an arithmetic number, because the mean of its divisors is an integer number (1263129).

2^2526257 is an apocalyptic number.

It is an amenable number.

2526257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2526257 is an equidigital number, since it uses as much as digits as its factorization.

2526257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8400, while the sum is 29.

The square root of 2526257 is about 1589.4203345874. The cubic root of 2526257 is about 136.1943767566.

The spelling of 2526257 in words is "two million, five hundred twenty-six thousand, two hundred fifty-seven".