255846384 has 40 divisors (see below), whose sum is σ = 734375120. Its totient is φ = 85281984.

The previous prime is 255846377. The next prime is 255846389. The reversal of 255846384 is 483648552.

255846384 is a `hidden beast` number, since 2 + 5 + 5 + 8 + 4 + 638 + 4 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255846389) 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, 295687 + ... + 296550.

It is an arithmetic number, because the mean of its divisors is an integer number (18359378).

Almost surely, 2^255846384 is an apocalyptic number.

255846384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

255846384 is an abundant number, since it is smaller than the sum of its proper divisors (478528736).

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

255846384 is a wasteful number, since it uses less digits than its factorization.

255846384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592254 (or 592242 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 255846384 is about 15995.1987796338. The cubic root of 255846384 is about 634.8333900626.

The spelling of 255846384 in words is "two hundred fifty-five million, eight hundred forty-six thousand, three hundred eighty-four".