555233 has 4 divisors (see below), whose sum is σ = 634560. Its totient is φ = 475908.

The previous prime is 555221. The next prime is 555251. The reversal of 555233 is 332555.

It is a happy number.

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 555233 - 2⁸ = 554977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 555199 and 555208.

It is not an unprimeable number, because it can be changed into a prime (555253) 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, 39653 + ... + 39666.

It is an arithmetic number, because the mean of its divisors is an integer number (158640).

2⁵⁵⁵²³³ is an apocalyptic number.

It is an amenable number.

555233 is a deficient number, since it is larger than the sum of its proper divisors (79327).

555233 is an equidigital number, since it uses as much as digits as its factorization.

555233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79326.

The product of its digits is 2250, while the sum is 23.

The square root of 555233 is about 745.1395842391. The cubic root of 555233 is about 82.1911562562.

Adding to 555233 its reverse (332555), we get a palindrome (887788).

The spelling of 555233 in words is "five hundred fifty-five thousand, two hundred thirty-three".