426305 has 16 divisors (see below), whose sum is σ = 584064. Its totient is φ = 295680.

The previous prime is 426301. The next prime is 426311. The reversal of 426305 is 503624.

It is not a de Polignac number, because 426305 - 2² = 426301 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1097 + ... + 1433.

It is an arithmetic number, because the mean of its divisors is an integer number (36504).

2⁴²⁶³⁰⁵ is an apocalyptic number.

It is an amenable number.

426305 is a deficient number, since it is larger than the sum of its proper divisors (157759).

426305 is a wasteful number, since it uses less digits than its factorization.

426305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 426305 is about 652.9203626783. The cubic root of 426305 is about 75.2616049622.

Adding to 426305 its reverse (503624), we get a palindrome (929929).

The spelling of 426305 in words is "four hundred twenty-six thousand, three hundred five".