1224224133 has 8 divisors (see below), whose sum is σ = 1780689696. Its totient is φ = 741954000.

The previous prime is 1224224119. The next prime is 1224224149. The reversal of 1224224133 is 3314224221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1224224133 - 2⁵ = 1224224101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224274133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18548818 + ... + 18548883.

It is an arithmetic number, because the mean of its divisors is an integer number (222586212).

Almost surely, 2^1224224133 is an apocalyptic number.

It is an amenable number.

1224224133 is a deficient number, since it is larger than the sum of its proper divisors (556465563).

1224224133 is a wasteful number, since it uses less digits than its factorization.

1224224133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37097715.

The product of its digits is 2304, while the sum is 24.

The square root of 1224224133 is about 34988.9144301449. The cubic root of 1224224133 is about 1069.7615368090.

Adding to 1224224133 its reverse (3314224221), we get a palindrome (4538448354).

The spelling of 1224224133 in words is "one billion, two hundred twenty-four million, two hundred twenty-four thousand, one hundred thirty-three".