4243259 has 4 divisors (see below), whose sum is σ = 4253760. Its totient is φ = 4232760.

The previous prime is 4243243. The next prime is 4243279. The reversal of 4243259 is 9523424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4243259 - 2⁴ = 4243243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243219) 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 in 3 ways as a sum of consecutive naturals, for example, 4619 + ... + 5460.

It is an arithmetic number, because the mean of its divisors is an integer number (1063440).

Almost surely, 2^4243259 is an apocalyptic number.

4243259 is a deficient number, since it is larger than the sum of its proper divisors (10501).

4243259 is a wasteful number, since it uses less digits than its factorization.

4243259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10500.

The product of its digits is 8640, while the sum is 29.

The square root of 4243259 is about 2059.9172313469. The cubic root of 4243259 is about 161.8949046547.

The spelling of 4243259 in words is "four million, two hundred forty-three thousand, two hundred fifty-nine".