33224201 has 4 divisors (see below), whose sum is σ = 33240900. Its totient is φ = 33207504.

The previous prime is 33224173. The next prime is 33224207. The reversal of 33224201 is 10242233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18966025 + 14258176 = 4355^2 + 3776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33224201 is a prime.

It is a super-2 number, since 2×33224201² = 2207695064176802, 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 33224201.

It is not an unprimeable number, because it can be changed into a prime (33224207) 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, 4886 + ... + 9503.

It is an arithmetic number, because the mean of its divisors is an integer number (8310225).

Almost surely, 2^33224201 is an apocalyptic number.

It is an amenable number.

33224201 is a deficient number, since it is larger than the sum of its proper divisors (16699).

33224201 is a wasteful number, since it uses less digits than its factorization.

33224201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16698.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 33224201 is about 5764.0438062180. The cubic root of 33224201 is about 321.4781905104.

Adding to 33224201 its reverse (10242233), we get a palindrome (43466434).

The spelling of 33224201 in words is "thirty-three million, two hundred twenty-four thousand, two hundred one".