423533 has 8 divisors (see below), whose sum is σ = 467040. Its totient is φ = 380880.

The previous prime is 423509. The next prime is 423541. The reversal of 423533 is 335324.

423533 is nontrivially palindromic in base 15.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423533 - 2⁶ = 423469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1391 + ... + 1667.

It is an arithmetic number, because the mean of its divisors is an integer number (58380).

2⁴²³⁵³³ is an apocalyptic number.

It is an amenable number.

423533 is a deficient number, since it is larger than the sum of its proper divisors (43507).

423533 is a wasteful number, since it uses less digits than its factorization.

423533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427.

The product of its digits is 1080, while the sum is 20.

The square root of 423533 is about 650.7941302747. The cubic root of 423533 is about 75.0981234198.

Adding to 423533 its reverse (335324), we get a palindrome (758857).

Subtracting from 423533 its reverse (335324), we obtain a square (88209 = 297²).

The spelling of 423533 in words is "four hundred twenty-three thousand, five hundred thirty-three".