384735812 has 24 divisors (see below), whose sum is σ = 705402432. Its totient is φ = 183260000.

The previous prime is 384735811. The next prime is 384735817. The reversal of 384735812 is 218537483.

It is a self number, because there is not a number n which added to its sum of digits gives 384735812.

It is not an unprimeable number, because it can be changed into a prime (384735811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14762 + ... + 31422.

It is an arithmetic number, because the mean of its divisors is an integer number (29391768).

Almost surely, 2^384735812 is an apocalyptic number.

It is an amenable number.

384735812 is a deficient number, since it is larger than the sum of its proper divisors (320666620).

384735812 is a wasteful number, since it uses less digits than its factorization.

384735812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16939 (or 16937 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 384735812 is about 19614.6835814397. The cubic root of 384735812 is about 727.3121975605.

The spelling of 384735812 in words is "three hundred eighty-four million, seven hundred thirty-five thousand, eight hundred twelve".