44233213 has 4 divisors (see below), whose sum is σ = 44856288. Its totient is φ = 43610140.

The previous prime is 44233193. The next prime is 44233223. The reversal of 44233213 is 31233244.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44233213 - 2¹⁷ = 44102141 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44233223) 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, 311431 + ... + 311572.

It is an arithmetic number, because the mean of its divisors is an integer number (11214072).

Almost surely, 2^44233213 is an apocalyptic number.

It is an amenable number.

44233213 is a deficient number, since it is larger than the sum of its proper divisors (623075).

44233213 is an equidigital number, since it uses as much as digits as its factorization.

44233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623074.

The product of its digits is 1728, while the sum is 22.

The square root of 44233213 is about 6650.8054399448. The cubic root of 44233213 is about 353.6574644235.

Adding to 44233213 its reverse (31233244), we get a palindrome (75466457).

The spelling of 44233213 in words is "forty-four million, two hundred thirty-three thousand, two hundred thirteen".