8612859825 has 36 divisors (see below), whose sum is σ = 15688080720. Its totient is φ = 4515661920.

The previous prime is 8612859823. The next prime is 8612859877. The reversal of 8612859825 is 5289582168.

It is a happy number.

8612859825 is a `hidden beast` number, since 8 + 6 + 1 + 28 + 598 + 25 = 666.

8612859825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8612859825 - 2¹ = 8612859823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8612859823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 311127 + ... + 337676.

It is an arithmetic number, because the mean of its divisors is an integer number (435780020).

Almost surely, 2^8612859825 is an apocalyptic number.

It is an amenable number.

8612859825 is a deficient number, since it is larger than the sum of its proper divisors (7075220895).

8612859825 is a wasteful number, since it uses less digits than its factorization.

8612859825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648878 (or 648870 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 54.

The square root of 8612859825 is about 92805.4945841032. The cubic root of 8612859825 is about 2049.8203154030.

The spelling of 8612859825 in words is "eight billion, six hundred twelve million, eight hundred fifty-nine thousand, eight hundred twenty-five".