52560720 has 120 divisors (see below), whose sum is σ = 181379016. Its totient is φ = 13630464.

The previous prime is 52560713. The next prime is 52560743. The reversal of 52560720 is 2706525.

52560720 is a `hidden beast` number, since 52 + 5 + 607 + 2 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7884864 + 44675856 = 2808^2 + 6684^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25654 + ... + 27626.

Almost surely, 2^52560720 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 52560720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90689508).

52560720 is an abundant number, since it is smaller than the sum of its proper divisors (128818296).

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

52560720 is a wasteful number, since it uses less digits than its factorization.

52560720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029 (or 2020 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 52560720 is about 7249.8772403400. The cubic root of 52560720 is about 374.5879206742.

The spelling of 52560720 in words is "fifty-two million, five hundred sixty thousand, seven hundred twenty".