4255843 has 4 divisors (see below), whose sum is σ = 4278088. Its totient is φ = 4233600.

The previous prime is 4255817. The next prime is 4255859. The reversal of 4255843 is 3485524.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4255843 is a prime.

It is a super-2 number, since 2×4255843² = 36224399281298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4250843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10833 + ... + 11218.

It is an arithmetic number, because the mean of its divisors is an integer number (1069522).

Almost surely, 2^4255843 is an apocalyptic number.

4255843 is a deficient number, since it is larger than the sum of its proper divisors (22245).

4255843 is a wasteful number, since it uses less digits than its factorization.

4255843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22244.

The product of its digits is 19200, while the sum is 31.

The square root of 4255843 is about 2062.9694617226. The cubic root of 4255843 is about 162.0547876469.

The spelling of 4255843 in words is "four million, two hundred fifty-five thousand, eight hundred forty-three".