204111444 has 24 divisors (see below), whose sum is σ = 484333920. Its totient is φ = 66883744.

The previous prime is 204111421. The next prime is 204111451. The reversal of 204111444 is 444111402.

204111444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×204111444² = 83322963143530272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204111444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143439 + ... + 144854.

It is an arithmetic number, because the mean of its divisors is an integer number (20180580).

Almost surely, 2^204111444 is an apocalyptic number.

It is an amenable number.

204111444 is an abundant number, since it is smaller than the sum of its proper divisors (280222476).

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

204111444 is a wasteful number, since it uses less digits than its factorization.

204111444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288359 (or 288357 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 204111444 is about 14286.7576447562. The cubic root of 204111444 is about 588.7837090161.

Adding to 204111444 its reverse (444111402), we get a palindrome (648222846).

The spelling of 204111444 in words is "two hundred four million, one hundred eleven thousand, four hundred forty-four".