384844916 has 12 divisors (see below), whose sum is σ = 673812132. Its totient is φ = 192327168.

The previous prime is 384844903. The next prime is 384844931. The reversal of 384844916 is 619448483.

It can be written as a sum of positive squares in 2 ways, for example, as 60124516 + 324720400 = 7754^2 + 18020^2 .

It is a congruent number.

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, 14315 + ... + 31218.

It is an arithmetic number, because the mean of its divisors is an integer number (56151011).

Almost surely, 2^384844916 is an apocalyptic number.

It is an amenable number.

384844916 is a deficient number, since it is larger than the sum of its proper divisors (288967216).

384844916 is a wasteful number, since it uses less digits than its factorization.

384844916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47650 (or 47648 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The square root of 384844916 is about 19617.4645660442. The cubic root of 384844916 is about 727.3809418501.

The spelling of 384844916 in words is "three hundred eighty-four million, eight hundred forty-four thousand, nine hundred sixteen".