872873735 has 4 divisors (see below), whose sum is σ = 1047448488. Its totient is φ = 698298984.

The previous prime is 872873711. The next prime is 872873747. The reversal of 872873735 is 537378278.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 872873735 - 2²⁰ = 871825159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87287369 + ... + 87287378.

It is an arithmetic number, because the mean of its divisors is an integer number (261862122).

Almost surely, 2^872873735 is an apocalyptic number.

872873735 is a deficient number, since it is larger than the sum of its proper divisors (174574753).

872873735 is a wasteful number, since it uses less digits than its factorization.

872873735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174574752.

The product of its digits is 1975680, while the sum is 50.

The square root of 872873735 is about 29544.4366167304. The cubic root of 872873735 is about 955.6902203972.

The spelling of 872873735 in words is "eight hundred seventy-two million, eight hundred seventy-three thousand, seven hundred thirty-five".