4263305 has 4 divisors (see below), whose sum is σ = 5115972. Its totient is φ = 3410640.

The previous prime is 4263299. The next prime is 4263313. The reversal of 4263305 is 5033624.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3055504 + 1207801 = 1748^2 + 1099^2 .

It is not a de Polignac number, because 4263305 - 2⁴ = 4263289 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 2¹¹ + 6⁵ + 3 + 3¹⁰ + 0 + 5³ .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426326 + ... + 426335.

It is an arithmetic number, because the mean of its divisors is an integer number (1278993).

Almost surely, 2^4263305 is an apocalyptic number.

It is an amenable number.

4263305 is a deficient number, since it is larger than the sum of its proper divisors (852667).

4263305 is an equidigital number, since it uses as much as digits as its factorization.

4263305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852666.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 4263305 is about 2064.7772276931. Note that the first 3 decimals coincide. The cubic root of 4263305 is about 162.1494454905.

Adding to 4263305 its reverse (5033624), we get a palindrome (9296929).

The spelling of 4263305 in words is "four million, two hundred sixty-three thousand, three hundred five".