255827760 has 40 divisors (see below), whose sum is σ = 793066800. Its totient is φ = 68220672.

The previous prime is 255827749. The next prime is 255827771. The reversal of 255827760 is 67728552.

It is an interprime number because it is at equal distance from previous prime (255827749) and next prime (255827771).

It is a tau number, because it is divible by the number of its divisors (40).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532735 + ... + 533214.

It is an arithmetic number, because the mean of its divisors is an integer number (19826670).

Almost surely, 2^255827760 is an apocalyptic number.

255827760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255827760 is an abundant number, since it is smaller than the sum of its proper divisors (537239040).

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

255827760 is a wasteful number, since it uses less digits than its factorization.

255827760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065965 (or 1065959 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 255827760 is about 15994.6165943420. The cubic root of 255827760 is about 634.8179857358.

The spelling of 255827760 in words is "two hundred fifty-five million, eight hundred twenty-seven thousand, seven hundred sixty".