426085 has 16 divisors (see below), whose sum is σ = 571392. Its totient is φ = 302400.

The previous prime is 426077. The next prime is 426089. The reversal of 426085 is 580624.

It is not a de Polignac number, because 426085 - 2³ = 426077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3292 + ... + 3418.

It is an arithmetic number, because the mean of its divisors is an integer number (35712).

2⁴²⁶⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

426085 is a deficient number, since it is larger than the sum of its proper divisors (145307).

426085 is a wasteful number, since it uses less digits than its factorization.

426085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 426085 is about 652.7518670981. The cubic root of 426085 is about 75.2486561718.

The spelling of 426085 in words is "four hundred twenty-six thousand, eighty-five".