774440444 has 12 divisors (see below), whose sum is σ = 1361190600. Its totient is φ = 385528848.

The previous prime is 774440413. The next prime is 774440453. The reversal of 774440444 is 444044477.

774440444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 774440398 and 774440407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421814 + ... + 423645.

It is an arithmetic number, because the mean of its divisors is an integer number (113432550).

Almost surely, 2^774440444 is an apocalyptic number.

It is an amenable number.

774440444 is a deficient number, since it is larger than the sum of its proper divisors (586750156).

774440444 is a wasteful number, since it uses less digits than its factorization.

774440444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845692 (or 845690 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 38.

The square root of 774440444 is about 27828.7700770264. The cubic root of 774440444 is about 918.3241561821.

The spelling of 774440444 in words is "seven hundred seventy-four million, four hundred forty thousand, four hundred forty-four".