255582828 has 72 divisors (see below), whose sum is σ = 702610272. Its totient is φ = 78008832.

The previous prime is 255582827. The next prime is 255582839. The reversal of 255582828 is 828285552.

It is not an unprimeable number, because it can be changed into a prime (255582827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17001 + ... + 28287.

It is an arithmetic number, because the mean of its divisors is an integer number (9758476).

Almost surely, 2^255582828 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 255582828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351305136).

255582828 is an abundant number, since it is smaller than the sum of its proper divisors (447027444).

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

255582828 is a wasteful number, since it uses less digits than its factorization.

255582828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11351 (or 11346 counting only the distinct ones).

The product of its digits is 512000, while the sum is 45.

The square root of 255582828 is about 15986.9580596185. The cubic root of 255582828 is about 634.6153273965.

The spelling of 255582828 in words is "two hundred fifty-five million, five hundred eighty-two thousand, eight hundred twenty-eight".