441042213 has 4 divisors (see below), whose sum is σ = 588056288. Its totient is φ = 294028140.

The previous prime is 441042209. The next prime is 441042229. The reversal of 441042213 is 312240144.

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 not a de Polignac number, because 441042213 - 2² = 441042209 is a prime.

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 441042213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441042293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73507033 + ... + 73507038.

It is an arithmetic number, because the mean of its divisors is an integer number (147014072).

Almost surely, 2^441042213 is an apocalyptic number.

It is an amenable number.

441042213 is a deficient number, since it is larger than the sum of its proper divisors (147014075).

441042213 is a wasteful number, since it uses less digits than its factorization.

441042213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147014074.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 441042213 is about 21001.0050473781. The cubic root of 441042213 is about 761.1905468815.

Adding to 441042213 its reverse (312240144), we get a palindrome (753282357).

The spelling of 441042213 in words is "four hundred forty-one million, forty-two thousand, two hundred thirteen".