33223252 has 6 divisors (see below), whose sum is σ = 58140698. Its totient is φ = 16611624.

The previous prime is 33223217. The next prime is 33223261. The reversal of 33223252 is 25232233.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22240656 + 10982596 = 4716^2 + 3314^2 .

It is a super-2 number, since 2×33223252² = 2207568946911008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4152903 + ... + 4152910.

Almost surely, 2^33223252 is an apocalyptic number.

It is an amenable number.

33223252 is a deficient number, since it is larger than the sum of its proper divisors (24917446).

33223252 is a wasteful number, since it uses less digits than its factorization.

33223252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8305817 (or 8305815 counting only the distinct ones).

The product of its digits is 2160, while the sum is 22.

The square root of 33223252 is about 5763.9614849511. The cubic root of 33223252 is about 321.4751296321.

Adding to 33223252 its reverse (25232233), we get a palindrome (58455485).

The spelling of 33223252 in words is "thirty-three million, two hundred twenty-three thousand, two hundred fifty-two".