426855 has 32 divisors (see below), whose sum is σ = 806400. Its totient is φ = 190080.

The previous prime is 426841. The next prime is 426859. The reversal of 426855 is 558624.

It is not a de Polignac number, because 426855 - 2¹² = 422759 is a prime.

It is a super-3 number, since 3×426855³ = 233325590444929125, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2046 + ... + 2244.

It is an arithmetic number, because the mean of its divisors is an integer number (25200).

2⁴²⁶⁸⁵⁵ is an apocalyptic number.

426855 is a deficient number, since it is larger than the sum of its proper divisors (379545).

426855 is a wasteful number, since it uses less digits than its factorization.

426855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231.

The product of its digits is 9600, while the sum is 30.

The square root of 426855 is about 653.3414115147. The cubic root of 426855 is about 75.2939574594.

Subtracting 426855 from its reverse (558624), we obtain a square (131769 = 363²).

The spelling of 426855 in words is "four hundred twenty-six thousand, eight hundred fifty-five".