675296257 has 2 divisors, whose sum is σ = 675296258. Its totient is φ = 675296256.

The previous prime is 675296207. The next prime is 675296273. The reversal of 675296257 is 752692576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 568297921 + 106998336 = 23839^2 + 10344^2 .

It is a cyclic number.

It is not a de Polignac number, because 675296257 - 2¹⁵ = 675263489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 675296257.

It is not a weakly prime, because it can be changed into another prime (675296207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337648128 + 337648129.

It is an arithmetic number, because the mean of its divisors is an integer number (337648129).

Almost surely, 2^675296257 is an apocalyptic number.

It is an amenable number.

675296257 is a deficient number, since it is larger than the sum of its proper divisors (1).

675296257 is an equidigital number, since it uses as much as digits as its factorization.

675296257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1587600, while the sum is 49.

The square root of 675296257 is about 25986.4629567011. The cubic root of 675296257 is about 877.3336376150. Note that the first 3 decimals are identical.

The spelling of 675296257 in words is "six hundred seventy-five million, two hundred ninety-six thousand, two hundred fifty-seven".