4243597 has 2 divisors, whose sum is σ = 4243598. Its totient is φ = 4243596.

The previous prime is 4243573. The next prime is 4243607. The reversal of 4243597 is 7953424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3896676 + 346921 = 1974^2 + 589^2 .

It is a cyclic number.

It is not a de Polignac number, because 4243597 - 2⁷ = 4243469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4243297) 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, 2121798 + 2121799.

It is an arithmetic number, because the mean of its divisors is an integer number (2121799).

Almost surely, 2^4243597 is an apocalyptic number.

It is an amenable number.

4243597 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243597 is an equidigital number, since it uses as much as digits as its factorization.

4243597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 4243597 is about 2059.9992718445. Note that the first 3 decimals coincide. The cubic root of 4243597 is about 161.8992031609.

The spelling of 4243597 in words is "four million, two hundred forty-three thousand, five hundred ninety-seven".