426533 has 4 divisors (see below), whose sum is σ = 428640. Its totient is φ = 424428.

The previous prime is 426527. The next prime is 426541. The reversal of 426533 is 335624.

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 not a de Polignac number, because 426533 - 2⁶ = 426469 is a prime.

It is a super-4 number, since 4×426533⁴ (a number of 24 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426499 and 426508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426553) 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 3 ways as a sum of consecutive naturals, for example, 713 + ... + 1166.

It is an arithmetic number, because the mean of its divisors is an integer number (107160).

2⁴²⁶⁵³³ is an apocalyptic number.

It is an amenable number.

426533 is a deficient number, since it is larger than the sum of its proper divisors (2107).

426533 is a wasteful number, since it uses less digits than its factorization.

426533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106.

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

The square root of 426533 is about 653.0949394996. The cubic root of 426533 is about 75.2750199176.

Subtracting from 426533 its reverse (335624), we obtain a palindrome (90909).

It can be divided in two parts, 426 and 533, that added together give a palindrome (959).

The spelling of 426533 in words is "four hundred twenty-six thousand, five hundred thirty-three".