444400228 has 12 divisors (see below), whose sum is σ = 794247552. Its totient is φ = 217472360.

The previous prime is 444400219. The next prime is 444400249. The reversal of 444400228 is 822004444.

It is a junction number, because it is equal to n+sod(n) for n = 444400196 and 444400205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181728 + ... + 1182103.

It is an arithmetic number, because the mean of its divisors is an integer number (66187296).

Almost surely, 2^444400228 is an apocalyptic number.

It is an amenable number.

444400228 is a deficient number, since it is larger than the sum of its proper divisors (349847324).

444400228 is a wasteful number, since it uses less digits than its factorization.

444400228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363882 (or 2363880 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

The square root of 444400228 is about 21080.8023566467. The cubic root of 444400228 is about 763.1175199327.

The spelling of 444400228 in words is "four hundred forty-four million, four hundred thousand, two hundred twenty-eight".