5697257 has 2 divisors, whose sum is σ = 5697258. Its totient is φ = 5697256.

The previous prime is 5697247. The next prime is 5697269. The reversal of 5697257 is 7527965.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3297856 + 2399401 = 1816^2 + 1549^2 .

It is a cyclic number.

It is not a de Polignac number, because 5697257 - 2²⁰ = 4648681 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 5⁵ + 6⁴ + 9⁷ + 7 + 2¹³ + 5⁷ + 7⁷ .

It is not a weakly prime, because it can be changed into another prime (5697247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2848628 + 2848629.

It is an arithmetic number, because the mean of its divisors is an integer number (2848629).

Almost surely, 2^5697257 is an apocalyptic number.

It is an amenable number.

5697257 is a deficient number, since it is larger than the sum of its proper divisors (1).

5697257 is an equidigital number, since it uses as much as digits as its factorization.

5697257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300, while the sum is 41.

The square root of 5697257 is about 2386.8927499995. The cubic root of 5697257 is about 178.6029399933.

The spelling of 5697257 in words is "five million, six hundred ninety-seven thousand, two hundred fifty-seven".