441022220 has 12 divisors (see below), whose sum is σ = 926146704. Its totient is φ = 176408880.

The previous prime is 441022201. The next prime is 441022223. The reversal of 441022220 is 22220144.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (441022223) 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, 11025536 + ... + 11025575.

It is an arithmetic number, because the mean of its divisors is an integer number (77178892).

Almost surely, 2^441022220 is an apocalyptic number.

It is an amenable number.

441022220 is an abundant number, since it is smaller than the sum of its proper divisors (485124484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441022220 is a wasteful number, since it uses less digits than its factorization.

441022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22051120 (or 22051118 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 441022220 is about 21000.5290409551. The cubic root of 441022220 is about 761.1790447984.

Adding to 441022220 its reverse (22220144), we get a palindrome (463242364).

The spelling of 441022220 in words is "four hundred forty-one million, twenty-two thousand, two hundred twenty".