441221204 has 6 divisors (see below), whose sum is σ = 772137114. Its totient is φ = 220610600.

The previous prime is 441221177. The next prime is 441221239. The reversal of 441221204 is 402122144.

It can be written as a sum of positive squares in only one way, i.e., 438818704 + 2402500 = 20948^2 + 1550^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55152647 + ... + 55152654.

It is an arithmetic number, because the mean of its divisors is an integer number (128689519).

Almost surely, 2^441221204 is an apocalyptic number.

It is an amenable number.

441221204 is a deficient number, since it is larger than the sum of its proper divisors (330915910).

441221204 is a wasteful number, since it uses less digits than its factorization.

441221204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110305305 (or 110305303 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 441221204 is about 21005.2661016232. The cubic root of 441221204 is about 761.2935059075.

Adding to 441221204 its reverse (402122144), we get a palindrome (843343348).

The spelling of 441221204 in words is "four hundred forty-one million, two hundred twenty-one thousand, two hundred four".