52856061 has 4 divisors (see below), whose sum is σ = 70474752. Its totient is φ = 35237372.

The previous prime is 52856057. The next prime is 52856071. The reversal of 52856061 is 16065825.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52856061 - 2² = 52856057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52856071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8809341 + ... + 8809346.

It is an arithmetic number, because the mean of its divisors is an integer number (17618688).

Almost surely, 2^52856061 is an apocalyptic number.

It is an amenable number.

52856061 is a deficient number, since it is larger than the sum of its proper divisors (17618691).

52856061 is a wasteful number, since it uses less digits than its factorization.

52856061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17618690.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 52856061 is about 7270.2173970247. The cubic root of 52856061 is about 375.2882193111.

The spelling of 52856061 in words is "fifty-two million, eight hundred fifty-six thousand, sixty-one".