4067257 has 2 divisors, whose sum is σ = 4067258. Its totient is φ = 4067256.

The previous prime is 4067243. The next prime is 4067263. The reversal of 4067257 is 7527604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3444736 + 622521 = 1856^2 + 789^2 .

It is a cyclic number.

It is not a de Polignac number, because 4067257 - 2¹¹ = 4065209 is a prime.

It is not a weakly prime, because it can be changed into another prime (4067207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033628 + 2033629.

It is an arithmetic number, because the mean of its divisors is an integer number (2033629).

Almost surely, 2^4067257 is an apocalyptic number.

It is an amenable number.

4067257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4067257 is an equidigital number, since it uses as much as digits as its factorization.

4067257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 4067257 is about 2016.7441582908. The cubic root of 4067257 is about 159.6248633279.

The spelling of 4067257 in words is "four million, sixty-seven thousand, two hundred fifty-seven".