4258889 has 2 divisors, whose sum is σ = 4258890. Its totient is φ = 4258888.

The previous prime is 4258883. The next prime is 4258897. The reversal of 4258889 is 9888524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3268864 + 990025 = 1808^2 + 995^2 .

It is a cyclic number.

It is not a de Polignac number, because 4258889 - 2¹⁶ = 4193353 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4258883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2129444 + 2129445.

It is an arithmetic number, because the mean of its divisors is an integer number (2129445).

Almost surely, 2^4258889 is an apocalyptic number.

It is an amenable number.

4258889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4258889 is an equidigital number, since it uses as much as digits as its factorization.

4258889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 184320, while the sum is 44.

The square root of 4258889 is about 2063.7075858755. The cubic root of 4258889 is about 162.0934404798.

The spelling of 4258889 in words is "four million, two hundred fifty-eight thousand, eight hundred eighty-nine".