4257241 has 2 divisors, whose sum is σ = 4257242. Its totient is φ = 4257240.

The previous prime is 4257223. The next prime is 4257269. The reversal of 4257241 is 1427524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3625216 + 632025 = 1904^2 + 795^2 .

It is a cyclic number.

It is not a de Polignac number, because 4257241 - 2⁹ = 4256729 is a prime.

It is not a weakly prime, because it can be changed into another prime (4257221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2128620 + 2128621.

It is an arithmetic number, because the mean of its divisors is an integer number (2128621).

Almost surely, 2^4257241 is an apocalyptic number.

It is an amenable number.

4257241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4257241 is an equidigital number, since it uses as much as digits as its factorization.

4257241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2240, while the sum is 25.

The square root of 4257241 is about 2063.3082658682. The cubic root of 4257241 is about 162.0725301397.

The spelling of 4257241 in words is "four million, two hundred fifty-seven thousand, two hundred forty-one".