872655873 has 8 divisors (see below), whose sum is σ = 1168667808. Its totient is φ = 579207264.

The previous prime is 872655863. The next prime is 872655877. The reversal of 872655873 is 378556278.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 872655873 - 2⁹ = 872655361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (872655877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640036 + ... + 641397.

It is an arithmetic number, because the mean of its divisors is an integer number (146083476).

Almost surely, 2^872655873 is an apocalyptic number.

It is an amenable number.

872655873 is a deficient number, since it is larger than the sum of its proper divisors (296011935).

872655873 is a wasteful number, since it uses less digits than its factorization.

872655873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281663.

The product of its digits is 2822400, while the sum is 51.

The square root of 872655873 is about 29540.7493642257. The cubic root of 872655873 is about 955.6107030133.

The spelling of 872655873 in words is "eight hundred seventy-two million, six hundred fifty-five thousand, eight hundred seventy-three".