52560261 has 24 divisors (see below), whose sum is σ = 82162080. Its totient is φ = 32186016.

The previous prime is 52560257. The next prime is 52560281. The reversal of 52560261 is 16206525.

52560261 is a `hidden beast` number, since 52 + 5 + 602 + 6 + 1 = 666.

It is not a de Polignac number, because 52560261 - 2² = 52560257 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52560281) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25570 + ... + 27548.

It is an arithmetic number, because the mean of its divisors is an integer number (3423420).

Almost surely, 2^52560261 is an apocalyptic number.

It is an amenable number.

52560261 is a deficient number, since it is larger than the sum of its proper divisors (29601819).

52560261 is a wasteful number, since it uses less digits than its factorization.

52560261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225 (or 2222 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 52560261 is about 7249.8455845625. The cubic root of 52560261 is about 374.5868302759.

Adding to 52560261 its reverse (16206525), we get a palindrome (68766786).

The spelling of 52560261 in words is "fifty-two million, five hundred sixty thousand, two hundred sixty-one".