33223235 has 4 divisors (see below), whose sum is σ = 39867888. Its totient is φ = 26578584.

The previous prime is 33223217. The next prime is 33223261. The reversal of 33223235 is 53232233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53232233 = 37 ⋅1438709.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33223235 is a prime.

It is a super-2 number, since 2×33223235² = 2207566687730450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33223235.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3322319 + ... + 3322328.

It is an arithmetic number, because the mean of its divisors is an integer number (9966972).

Almost surely, 2^33223235 is an apocalyptic number.

33223235 is a deficient number, since it is larger than the sum of its proper divisors (6644653).

33223235 is an equidigital number, since it uses as much as digits as its factorization.

33223235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6644652.

The product of its digits is 3240, while the sum is 23.

The square root of 33223235 is about 5763.9600102707. The cubic root of 33223235 is about 321.4750748002.

Adding to 33223235 its reverse (53232233), we get a palindrome (86455468).

The spelling of 33223235 in words is "thirty-three million, two hundred twenty-three thousand, two hundred thirty-five".