52681568 has 12 divisors (see below), whose sum is σ = 103716900. Its totient is φ = 26340768.

The previous prime is 52681567. The next prime is 52681583. The reversal of 52681568 is 86518625.

52681568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52681567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 823118 + ... + 823181.

It is an arithmetic number, because the mean of its divisors is an integer number (8643075).

Almost surely, 2^52681568 is an apocalyptic number.

It is an amenable number.

52681568 is a deficient number, since it is larger than the sum of its proper divisors (51035332).

52681568 is a wasteful number, since it uses less digits than its factorization.

52681568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646309 (or 1646301 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 52681568 is about 7258.2069411116. The cubic root of 52681568 is about 374.8747860471.

The spelling of 52681568 in words is "fifty-two million, six hundred eighty-one thousand, five hundred sixty-eight".