108085725 has 48 divisors (see below), whose sum is σ = 216623040. Its totient is φ = 52401600.

The previous prime is 108085723. The next prime is 108085727. The reversal of 108085725 is 527580801.

108085725 is a `hidden beast` number, since 1 + 0 + 80 + 8 + 572 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (108085723) and next prime (108085727).

It is not a de Polignac number, because 108085725 - 2¹ = 108085723 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 108085725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108085723) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 147 + ... + 14703.

It is an arithmetic number, because the mean of its divisors is an integer number (4512980).

Almost surely, 2^108085725 is an apocalyptic number.

108085725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108085725 is an abundant number, since it is smaller than the sum of its proper divisors (108537315).

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

108085725 is a wasteful number, since it uses less digits than its factorization.

108085725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14587 (or 14576 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 36.

The square root of 108085725 is about 10396.4284732787. The cubic root of 108085725 is about 476.3462822262.

The spelling of 108085725 in words is "one hundred eight million, eighty-five thousand, seven hundred twenty-five".