800065125 has 48 divisors (see below), whose sum is σ = 1451431488. Its totient is φ = 423986400.

The previous prime is 800065109. The next prime is 800065127. The reversal of 800065125 is 521560008.

800065125 is a `hidden beast` number, since 8 + 0 + 0 + 0 + 651 + 2 + 5 = 666.

It is not a de Polignac number, because 800065125 - 2⁴ = 800065109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800065127) 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, 181194 + ... + 185556.

It is an arithmetic number, because the mean of its divisors is an integer number (30238156).

Almost surely, 2^800065125 is an apocalyptic number.

It is an amenable number.

800065125 is a deficient number, since it is larger than the sum of its proper divisors (651366363).

800065125 is a wasteful number, since it uses less digits than its factorization.

800065125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4547 (or 4534 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 800065125 is about 28285.4224822611. The cubic root of 800065125 is about 928.3429563284.

The spelling of 800065125 in words is "eight hundred million, sixty-five thousand, one hundred twenty-five".