441134221 has 4 divisors (see below), whose sum is σ = 481237344. Its totient is φ = 401031100.

The previous prime is 441134201. The next prime is 441134233. The reversal of 441134221 is 122431144.

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 441134221 - 2⁵ = 441134189 is a prime.

It is a super-3 number, since 3×441134221³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 441134192 and 441134201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441134201) 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, 20051545 + ... + 20051566.

It is an arithmetic number, because the mean of its divisors is an integer number (120309336).

Almost surely, 2^441134221 is an apocalyptic number.

It is an amenable number.

441134221 is a deficient number, since it is larger than the sum of its proper divisors (40103123).

441134221 is a wasteful number, since it uses less digits than its factorization.

441134221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40103122.

The product of its digits is 768, while the sum is 22.

The square root of 441134221 is about 21003.1954949717. The cubic root of 441134221 is about 761.2434751109.

Adding to 441134221 its reverse (122431144), we get a palindrome (563565365).

The spelling of 441134221 in words is "four hundred forty-one million, one hundred thirty-four thousand, two hundred twenty-one".