871925673 has 4 divisors (see below), whose sum is σ = 1162567568. Its totient is φ = 581283780.

The previous prime is 871925657. The next prime is 871925701. The reversal of 871925673 is 376529178.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 871925673 - 2⁴ = 871925657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (871925603) 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 3 ways as a sum of consecutive naturals, for example, 145320943 + ... + 145320948.

It is an arithmetic number, because the mean of its divisors is an integer number (290641892).

Almost surely, 2^871925673 is an apocalyptic number.

It is an amenable number.

871925673 is a deficient number, since it is larger than the sum of its proper divisors (290641895).

871925673 is a wasteful number, since it uses less digits than its factorization.

871925673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290641894.

The product of its digits is 635040, while the sum is 48.

The square root of 871925673 is about 29528.3875787351. The cubic root of 871925673 is about 955.3440909870.

The spelling of 871925673 in words is "eight hundred seventy-one million, nine hundred twenty-five thousand, six hundred seventy-three".