533623 has 4 divisors (see below), whose sum is σ = 556848. Its totient is φ = 510400.

The previous prime is 533593. The next prime is 533633. The reversal of 533623 is 326335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326335 = 5 ⋅65267.

It is a cyclic number.

It is not a de Polignac number, because 533623 - 2⁹ = 533111 is a prime.

It is a super-2 number, since 2×533623² = 569507012258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 533594 and 533603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533633) 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, 11578 + ... + 11623.

It is an arithmetic number, because the mean of its divisors is an integer number (139212).

2⁵³³⁶²³ is an apocalyptic number.

533623 is a deficient number, since it is larger than the sum of its proper divisors (23225).

533623 is a wasteful number, since it uses less digits than its factorization.

533623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23224.

The product of its digits is 1620, while the sum is 22.

The square root of 533623 is about 730.4950376286. The cubic root of 533623 is about 81.1107057103.

Adding to 533623 its reverse (326335), we get a palindrome (859958).

It can be divided in two parts, 533 and 623, that added together give a square (1156 = 34²).

The spelling of 533623 in words is "five hundred thirty-three thousand, six hundred twenty-three".