384144256 has 16 divisors (see below), whose sum is σ = 765287640. Its totient is φ = 192072064.

The previous prime is 384144253. The next prime is 384144263. The reversal of 384144256 is 652441483.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384144253) 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 as a sum of consecutive naturals, namely, 1500436 + ... + 1500691.

Almost surely, 2^384144256 is an apocalyptic number.

It is an amenable number.

384144256 is a deficient number, since it is larger than the sum of its proper divisors (381143384).

384144256 is an equidigital number, since it uses as much as digits as its factorization.

384144256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3001141 (or 3001129 counting only the distinct ones).

The product of its digits is 92160, while the sum is 37.

The square root of 384144256 is about 19599.5983632318. The cubic root of 384144256 is about 726.9392432893.

It can be divided in two parts, 384144 and 256, that added together give a square (384400 = 620²).

The spelling of 384144256 in words is "three hundred eighty-four million, one hundred forty-four thousand, two hundred fifty-six".