4026257 has 2 divisors, whose sum is σ = 4026258. Its totient is φ = 4026256.

The previous prime is 4026227. The next prime is 4026259. The reversal of 4026257 is 7526204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3530641 + 495616 = 1879^2 + 704^2 .

It is a cyclic number.

It is not a de Polignac number, because 4026257 - 2⁶ = 4026193 is a prime.

Together with 4026259, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4026259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013128 + 2013129.

It is an arithmetic number, because the mean of its divisors is an integer number (2013129).

Almost surely, 2^4026257 is an apocalyptic number.

It is an amenable number.

4026257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4026257 is an equidigital number, since it uses as much as digits as its factorization.

4026257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 4026257 is about 2006.5535128673. The cubic root of 4026257 is about 159.0866845335.

The spelling of 4026257 in words is "four million, twenty-six thousand, two hundred fifty-seven".