52805856 has 24 divisors (see below), whose sum is σ = 138615624. Its totient is φ = 17601920.

The previous prime is 52805789. The next prime is 52805869. The reversal of 52805856 is 65850825.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

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, 274935 + ... + 275126.

It is an arithmetic number, because the mean of its divisors is an integer number (5775651).

Almost surely, 2^52805856 is an apocalyptic number.

It is an amenable number.

52805856 is an abundant number, since it is smaller than the sum of its proper divisors (85809768).

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

52805856 is a wasteful number, since it uses less digits than its factorization.

52805856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550074 (or 550066 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 52805856 is about 7266.7637913999. The cubic root of 52805856 is about 375.1693599455.

The spelling of 52805856 in words is "fifty-two million, eight hundred five thousand, eight hundred fifty-six".