846774728 has 16 divisors (see below), whose sum is σ = 1590491760. Its totient is φ = 422643600.

The previous prime is 846774727. The next prime is 846774749. The reversal of 846774728 is 827477648.

It is a self number, because there is not a number n which added to its sum of digits gives 846774728.

It is not an unprimeable number, because it can be changed into a prime (846774727) by changing a digit.

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, 88118 + ... + 97253.

It is an arithmetic number, because the mean of its divisors is an integer number (99405735).

Almost surely, 2^846774728 is an apocalyptic number.

It is an amenable number.

846774728 is a deficient number, since it is larger than the sum of its proper divisors (743717032).

846774728 is a wasteful number, since it uses less digits than its factorization.

846774728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185948 (or 185944 counting only the distinct ones).

The product of its digits is 4214784, while the sum is 53.

The square root of 846774728 is about 29099.3939455790. The cubic root of 846774728 is about 946.0686018365.

The spelling of 846774728 in words is "eight hundred forty-six million, seven hundred seventy-four thousand, seven hundred twenty-eight".