4190257 has 2 divisors, whose sum is σ = 4190258. Its totient is φ = 4190256.

The previous prime is 4190237. The next prime is 4190261. The reversal of 4190257 is 7520914.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4177936 + 12321 = 2044^2 + 111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4190257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4190237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2095128 + 2095129.

It is an arithmetic number, because the mean of its divisors is an integer number (2095129).

Almost surely, 2^4190257 is an apocalyptic number.

It is an amenable number.

4190257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4190257 is an equidigital number, since it uses as much as digits as its factorization.

4190257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 4190257 is about 2047.0117244413. The cubic root of 4190257 is about 161.2180089972.

The spelling of 4190257 in words is "four million, one hundred ninety thousand, two hundred fifty-seven".