8427859125 has 192 divisors, whose sum is σ = 16971342336. Its totient is φ = 3701376000.

The previous prime is 8427859109. The next prime is 8427859129. The reversal of 8427859125 is 5219587248.

It is not a de Polignac number, because 8427859125 - 2⁴ = 8427859109 is a prime.

Its product of digits (1612800) is a multiple of the sum of its prime divisors (252).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8427859129) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 81823824 + ... + 81823926.

It is an arithmetic number, because the mean of its divisors is an integer number (88392408).

Almost surely, 2^8427859125 is an apocalyptic number.

It is an amenable number.

8427859125 is an abundant number, since it is smaller than the sum of its proper divisors (8543483211).

8427859125 is a wasteful number, since it uses less digits than its factorization.

8427859125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 252 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 51.

The square root of 8427859125 is about 91803.3720785898. The cubic root of 8427859125 is about 2035.0375284609.

The spelling of 8427859125 in words is "eight billion, four hundred twenty-seven million, eight hundred fifty-nine thousand, one hundred twenty-five".