656297 has 2 divisors, whose sum is σ = 656298. Its totient is φ = 656296.

The previous prime is 656291. The next prime is 656303. The reversal of 656297 is 792656.

It is a balanced prime because it is at equal distance from previous prime (656291) and next prime (656303).

It can be written as a sum of positive squares in only one way, i.e., 512656 + 143641 = 716^2 + 379^2 .

It is a cyclic number.

It is not a de Polignac number, because 656297 - 2¹⁰ = 655273 is a prime.

It is a d-powerful number, because it can be written as 6² + 5⁷ + 2⁵ + 6⁶ + 9⁶ + 7 .

It is not a weakly prime, because it can be changed into another prime (656291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328148 + 328149.

It is an arithmetic number, because the mean of its divisors is an integer number (328149).

2⁶⁵⁶²⁹⁷ is an apocalyptic number.

It is an amenable number.

656297 is a deficient number, since it is larger than the sum of its proper divisors (1).

656297 is an equidigital number, since it uses as much as digits as its factorization.

656297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

The square root of 656297 is about 810.1215958114. The cubic root of 656297 is about 86.9027406536.

The spelling of 656297 in words is "six hundred fifty-six thousand, two hundred ninety-seven".