773785328 has 40 divisors (see below), whose sum is σ = 1590858000. Its totient is φ = 363340800.

The previous prime is 773785303. The next prime is 773785349. The reversal of 773785328 is 823587377.

773785328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 132878 + ... + 138578.

It is an arithmetic number, because the mean of its divisors is an integer number (39771450).

Almost surely, 2^773785328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 773785328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (795429000).

773785328 is an abundant number, since it is smaller than the sum of its proper divisors (817072672).

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

773785328 is a wasteful number, since it uses less digits than its factorization.

773785328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6225 (or 6219 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 50.

The square root of 773785328 is about 27816.9971060861. The cubic root of 773785328 is about 918.0651396796.

The spelling of 773785328 in words is "seven hundred seventy-three million, seven hundred eighty-five thousand, three hundred twenty-eight".