426833 has 4 divisors (see below), whose sum is σ = 465648. Its totient is φ = 388020.

The previous prime is 426799. The next prime is 426841. The reversal of 426833 is 338624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (426863) 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, 19391 + ... + 19412.

It is an arithmetic number, because the mean of its divisors is an integer number (116412).

2⁴²⁶⁸³³ is an apocalyptic number.

It is an amenable number.

426833 is a deficient number, since it is larger than the sum of its proper divisors (38815).

426833 is a wasteful number, since it uses less digits than its factorization.

426833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38814.

The product of its digits is 3456, while the sum is 26.

The square root of 426833 is about 653.3245747712. The cubic root of 426833 is about 75.2926638932.

Subtracting from 426833 its reverse (338624), we obtain a square (88209 = 297²).

The spelling of 426833 in words is "four hundred twenty-six thousand, eight hundred thirty-three".