5308785828 has 36 divisors (see below), whose sum is σ = 13426663068. Its totient is φ = 1768641600.

The previous prime is 5308785817. The next prime is 5308785829. The reversal of 5308785828 is 8285878035.

It is a happy number.

5308785828 is a `hidden beast` number, since 53 + 0 + 8 + 7 + 8 + 582 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3105609984 + 2203175844 = 55728^2 + 46938^2 .

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 (5308785829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29650 + ... + 107222.

It is an arithmetic number, because the mean of its divisors is an integer number (372962863).

Almost surely, 2^5308785828 is an apocalyptic number.

It is an amenable number.

5308785828 is an abundant number, since it is smaller than the sum of its proper divisors (8117877240).

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

5308785828 is a wasteful number, since it uses less digits than its factorization.

5308785828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79484 (or 79479 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 54.

The square root of 5308785828 is about 72861.4152209522. The cubic root of 5308785828 is about 1744.4762787681.

The spelling of 5308785828 in words is "five billion, three hundred eight million, seven hundred eighty-five thousand, eight hundred twenty-eight".