255844388 has 12 divisors (see below), whose sum is σ = 448642992. Its totient is φ = 127660680.

The previous prime is 255844363. The next prime is 255844417. The reversal of 255844388 is 883448552.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63170 + ... + 67097.

It is an arithmetic number, because the mean of its divisors is an integer number (37386916).

Almost surely, 2^255844388 is an apocalyptic number.

It is an amenable number.

255844388 is a deficient number, since it is larger than the sum of its proper divisors (192798604).

255844388 is a wasteful number, since it uses less digits than its factorization.

255844388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130762 (or 130760 counting only the distinct ones).

The product of its digits is 1228800, while the sum is 47.

The square root of 255844388 is about 15995.1363857893. The cubic root of 255844388 is about 634.8317391621.

The spelling of 255844388 in words is "two hundred fifty-five million, eight hundred forty-four thousand, three hundred eighty-eight".