52866828 has 36 divisors (see below), whose sum is σ = 152727120. Its totient is φ = 15104736.

The previous prime is 52866799. The next prime is 52866829. The reversal of 52866828 is 82866825.

52866828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (52866829) 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 in 11 ways as a sum of consecutive naturals, for example, 104643 + ... + 105146.

It is an arithmetic number, because the mean of its divisors is an integer number (4242420).

Almost surely, 2^52866828 is an apocalyptic number.

It is an amenable number.

52866828 is an abundant number, since it is smaller than the sum of its proper divisors (99860292).

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

52866828 is a wasteful number, since it uses less digits than its factorization.

52866828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209806 (or 209801 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 52866828 is about 7270.9578461163. The cubic root of 52866828 is about 375.3137001727.

The spelling of 52866828 in words is "fifty-two million, eight hundred sixty-six thousand, eight hundred twenty-eight".