33255223 has 12 divisors (see below), whose sum is σ = 34680544. Its totient is φ = 31881600.

The previous prime is 33255203. The next prime is 33255227. The reversal of 33255223 is 32255233.

It is not a de Polignac number, because 33255223 - 2⁵ = 33255191 is a prime.

It is a super-2 number, since 2×33255223² = 2211819713559458, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33255227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122578 + ... + 122848.

Almost surely, 2^33255223 is an apocalyptic number.

33255223 is a deficient number, since it is larger than the sum of its proper divisors (1425321).

33255223 is an equidigital number, since it uses as much as digits as its factorization.

33255223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426 (or 385 counting only the distinct ones).

The product of its digits is 5400, while the sum is 25.

The square root of 33255223 is about 5766.7341710885. The cubic root of 33255223 is about 321.5782159314.

It can be divided in two parts, 332 and 55223, that added together give a palindrome (55555).

The spelling of 33255223 in words is "thirty-three million, two hundred fifty-five thousand, two hundred twenty-three".