855228260 has 48 divisors (see below), whose sum is σ = 1816214400. Its totient is φ = 338257920.

The previous prime is 855228239. The next prime is 855228271. The reversal of 855228260 is 62822558.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176017 + ... + 1176743.

It is an arithmetic number, because the mean of its divisors is an integer number (37837800).

Almost surely, 2^855228260 is an apocalyptic number.

It is an amenable number.

855228260 is an abundant number, since it is smaller than the sum of its proper divisors (960986140).

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

855228260 is a wasteful number, since it uses less digits than its factorization.

855228260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316 (or 1314 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 855228260 is about 29244.2859375981. The cubic root of 855228260 is about 949.2064508946.

The spelling of 855228260 in words is "eight hundred fifty-five million, two hundred twenty-eight thousand, two hundred sixty".