255261248 has 56 divisors (see below), whose sum is σ = 571682880. Its totient is φ = 112017920.

The previous prime is 255261247. The next prime is 255261263. The reversal of 255261248 is 842162552.

It is not an unprimeable number, because it can be changed into a prime (255261241) 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, 14165 + ... + 26667.

Almost surely, 2^255261248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255261248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285841440).

255261248 is an abundant number, since it is smaller than the sum of its proper divisors (316421632).

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

255261248 is a wasteful number, since it uses less digits than its factorization.

255261248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12555 (or 12545 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The square root of 255261248 is about 15976.8973208192. The cubic root of 255261248 is about 634.3490533136.

The spelling of 255261248 in words is "two hundred fifty-five million, two hundred sixty-one thousand, two hundred forty-eight".