52281856 has 40 divisors (see below), whose sum is σ = 113970384. Its totient is φ = 23761920.

The previous prime is 52281839. The next prime is 52281881. The reversal of 52281856 is 65818225.

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, 991 + ... + 10273.

Almost surely, 2^52281856 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 52281856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56985192).

52281856 is an abundant number, since it is smaller than the sum of its proper divisors (61688528).

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

52281856 is an equidigital number, since it uses as much as digits as its factorization.

52281856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9312 (or 9296 counting only the distinct ones).

The product of its digits is 38400, while the sum is 37.

The square root of 52281856 is about 7230.6193372352. The cubic root of 52281856 is about 373.9242795222.

The spelling of 52281856 in words is "fifty-two million, two hundred eighty-one thousand, eight hundred fifty-six".