444504212 has 6 divisors (see below), whose sum is σ = 777882378. Its totient is φ = 222252104.

The previous prime is 444504211. The next prime is 444504217. The reversal of 444504212 is 212405444.

It can be written as a sum of positive squares in only one way, i.e., 309619216 + 134884996 = 17596^2 + 11614^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444504211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55563023 + ... + 55563030.

It is an arithmetic number, because the mean of its divisors is an integer number (129647063).

Almost surely, 2^444504212 is an apocalyptic number.

It is an amenable number.

444504212 is a deficient number, since it is larger than the sum of its proper divisors (333378166).

444504212 is a wasteful number, since it uses less digits than its factorization.

444504212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111126057 (or 111126055 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 444504212 is about 21083.2685321797. The cubic root of 444504212 is about 763.1770352216.

Adding to 444504212 its reverse (212405444), we get a palindrome (656909656).

The spelling of 444504212 in words is "four hundred forty-four million, five hundred four thousand, two hundred twelve".